| | Instituto Nacional de Engenharia, Tecnologia e Inovação |
| | ONB-North Bay Public Library |
| | OTL - Ontario Legislative Library |
| | A-G Canada |
| | A. K. Smiley Public Library |
| | Aalborg Universitets Bibliotek |
| | ABBE Regional Library |
| | Aberdeen City Council |
| | Aberdeen University |
| | Abilene Library Consortium |
| | ABSFA - Banff Centre Library |
| | AC - Calgary Public Library |
| | ACA - Camrose Public Library |
| | Academica Sinica |
| | Academy of Natural Sciences |
| | ACAU - Ambrose University College |
| | Accademia della Crusca |
| | ACCESS Pennsylvania |
| | ACMR - Mount Royal College |
| | ACSAA - Alberta College of Art & Design - Luke Lindoe Library |
| | ACSALI - Southern Alberta Institute of Technology |
| | ACT (Australian Capital Territory) Geographic Data Directory |
| | ACU - University of Calgary |
| | Adelphi University |
| | AE - Edmonton Public Library |
| | AEAU - Athabasca University |
| | AEE - Alberta Government Library |
| | AEGMCT - Grant MacEwan College |
| | AENA - Northern Alberta Institute of Technology |
| | AEVC - NorQuest College |
| | AFM - Fort McMurray Public Library |
| | Agder University |
| | Agricultural University of Athens |
| | AIATSIS |
| | Aker universitetssykehus HF - Medisinsk bibliotek |
| | Akershus University Library |
| | Alabama Public Library Service |
| | Alachua County Library District |
| | Alameda County Library |
| | Alameda Free Library |
| | Albert Einstein College of Medicine of Yeshiva University |
| | Albuquerque / Bernalillo County Library System |
| | ALC - Lethbridge College |
| | ALCA - Chinook Arch Regional Library System |
| | Allan Hancock College |
| | Alliant International University |
| | ALP - Lloydminster Public Library |
| | Altadena Public Library |
| | ALU - University of Lethbridge |
| | Alvernia College |
| | American Jewish University Ostrow Library Catalog |
| | American Museum of Natural History |
| | American University in Cairo |
| | AMICUS |
| | Anaheim Public Library |
| | Anderson University |
| | Angelo State University |
| | Anglia Ruskin University |
| | Anoka County Library |
| | Antioch District Library |
| | AOL - Olds and District Municipal Library |
| | Apache Junction Public Library |
| | Appalachian College Association Library Catalog |
| | Ardabil University of Medical Sciences |
| | Argosy University |
| | Arizona Health Sciences Library |
| | Arizona Historical Society |
| | Arizona State Library |
| | Arizona State University |
| | Arkansas River Valley Regional Library System |
| | Arkansas State Library |
| | Arkansas State University |
| | Arkansas Technical University |
| | Arlington Public Library |
| | Arrowhead Library System |
| | Art Center College of Design |
| | Arts and Humanities Data Service |
| | ASA - St. Albert Public Library |
| | Asbury College and Theological Seminary |
| | Assemblies of God Theological Seminary |
| | Assumption College |
| | Astrophysics Data System |
| | Atlanta University Center |
| | Atlantic City Free Public Library |
| | Auburn University |
| | Auckland University of Technology |
| | Aurora Public Library - Colorado |
| | Aurora Public Library - Illinois |
| | Austin College |
| | Austin Community College |
| | Austin Peay State University |
| | Australian Catholic University |
| | Australian Defence Force Academy |
| | Australian Graduate School of Management |
| | Australian Lutheran College - Lohe Memorial Library |
| | Australian National University |
| | Austrian Union Catalogue |
| | Averett University |
| | Avi Chai Bookshelf Union Catalog |
| | Avon Lake Public Library |
| | Avondale Public Library |
| | Århus Kommunes Biblioteker |
| | Århus School of Business |
| | Århus University |
| | Åsnes folkebibliotek |
| | BABF - Fraser Valley Regional Library |
| | Bahria University |
| | Baldwin Public Library |
| | Ball State University |
| | Banco Central de Venezuela |
| | Bangor Public Library |
| | Bangor University |
| | Bard College |
| | Barnaul State Pedagogical University |
| | Barry University, Miami FL |
| | Baton Rouge Community College |
| | BB- Burnaby Public Library |
| | BBIT - British Columbia Institute of Technology |
| | BCLF - University College of the Fraser Valley |
| | BCOQ - Coquitlam Public Library |
| | BCREK - College of the Rockies |
| | BCS - Selkirk College |
| | Bedford Public Library |
| | Beijing Normal University |
| | Bellarmine University |
| | Belmont University |
| | Beloit College |
| | Bendigo Regional Institute of TAFE |
| | Bentley College |
| | Berea College |
| | Bergen folkebibliotek |
| | Bergen University |
| | Berkeley County Library System |
| | Berkeley Public Library |
| | Bernardsville Public Library |
| | Berry College |
| | Bethel College |
| | Beverly Hills Public Library |
| | Bibliography of Scottish Literature in Translation (BOSLIT) |
| | Biblioteca Apostolica Vaticana |
| | Biblioteca Central de La Rioja |
| | Biblioteca Foral de Bizkaia |
| | Biblioteca Francisco Pereira de Moura - Instituto Superior de Ec |
| | Biblioteca Municipal Antonio Botto - Abrantes |
| | Biblioteca Municipal de Ponte de Lima |
| | Biblioteca Municipal Manuel Teixeira Gomes |
| | Biblioteca Publica Piloto |
| | Biblioteca Pública de Avila |
| | Biblioteca Pública de León |
| | Biblioteca Pública de Segovia |
| | Biblioteca Valenciana |
| | Biblioteca Virtual Miguel de Cervantes |
| | Biblioteket for Vejle By og Amt |
| | Biblioteket i Herlev Kommune |
| | Bibliotekstjänst |
| | Bibliotheksservice Zentrum Baden-Wurttemburg BSZ |
| | Bibliothèque de Marseille à Vocation Régionale (BMVR) |
| | Bibliothèque Louis Nucéra |
| | Bibliothèque municipale de Lyon |
| | Bibliothèque publique d'information |
| | BIBSYS |
| | Big Country Library System |
| | Birkerød Bibliotek |
| | Bishop Museum |
| | Bishop Museum Library and Archives |
| | Bjarkøy folkebibliotek |
| | BKCC - Thompson Rivers University |
| | BKOC - Okanagan College Library Catalogue |
| | Blackpool Libraries |
| | Blinn College |
| | Bloomfield Township Public Library |
| | Bloomsburg University of Pennsylvania |
| | Blount County Public Library |
| | BLTW - Trinity Western University |
| | Blue Ridge Community College |
| | Bluffton-Richland Public Library |
| | BNM - Vancouver Island University |
| | BNVD - North Vancouver District Public Library |
| | BNW - New Westminster Public Library |
| | BNWD - Douglas College |
| | Bodø University |
| | Boise State University/Idaho State Library |
| | Bond University |
| | Bossier Parish Community College |
| | Boston Athenaeum Library |
| | Boston College Libraries |
| | Boston Public LIbrary |
| | Boston University |
| | Bournemouth University |
| | Box Hill Institute of TAFE |
| | BPGC - College of New Caledonia |
| | BPGSD - School District 57 (Prince George, BC) |
| | BPGUB - University of Northern British Columbia |
| | BPMP - Port Moody Public Library |
| | Brandeis University |
| | Brandon Free Public Library |
| | Brandon University |
| | BRC - Royal Roads University |
| | Brescia University |
| | BRI - Richmond Public Library |
| | Bridgeport Public Library |
| | Brigham Young University - Hawaii |
| | Brigham Young University - Idaho |
| | Brigham Young University - Utah |
| | Brighton Area Public Schools |
| | British Columbia Electronic Library Network (BCELN) |
| | British Library Integrated Catalogue: BLIC - SUTRS |
| | Bromley Libraries |
| | Brookfield East High School |
| | Brooklyn Public Library |
| | Broward County Library |
| | Brown University |
| | Brownsburg Public Library |
| | Brørup Bibliotek |
| | Brunel University |
| | Bryan College |
| | Bryn Mawr/Haverford/Swarthmore Colleges |
| | BSKC - Kwantlen Polytechnic University |
| | BSUR - Surrey Public Library |
| | BTENW - Northwest Community College |
| | Buckinghamshire Chilterns University College |
| | Bucknell University |
| | Bulgarian Academy of Sciences |
| | Burlington Libraries Information Consortium |
| | Bury Metro Libraries |
| | Buskerud University |
| | Buskerud University College |
| | BVA - Vancouver Public Library |
| | BVAS - Simon Fraser University |
| | BVAU - University of British Columbia |
| | BVAVCC - Vancouver Community College |
| | BVAVSA - Emily Carr University of Art + Design |
| | BVI - Greater Victoria Public Library |
| | BVIC - Camosun College |
| | BVIV - University of Victoria - McPherson Library |
| | BVIVL - University of Victoria - Priestly Law Library |
| | BWV - West Vancouver Memorial Library |
| | Calcasieu Parish Public Library |
| | CALEXICO Unified School District |
| | California Institute of Technology |
| | California Institute of the Arts |
| | California Lutheran University |
| | California State Library |
| | California State Polytechnic University, Pomona |
| | California State Polytechnic University, San Luis Obispo |
| | California State University |
| | California State University, Bakersfield |
| | California State University, Chico |
| | California State University, Dominquez Hills |
| | California State University, East Bay |
| | California State University, Fresno |
| | California State University, Fullerton |
| | California State University, Humboldt |
| | California State University, Long Beach |
| | California State University, Los Angeles |
| | California State University, Monterey Bay |
| | California State University, Northridge |
| | California State University, Sacramento |
| | California State University, San Bernardino |
| | California State University, San Francisco |
| | California State University, San José |
| | California State University, San Marcos |
| | California State University, Sonoma |
| | California State University, Stanislaus |
| | California University of Pennsylvania |
| | Calvin College and Seminary |
| | Camarena Memorial Public Library |
| | Camden County Library System |
| | Canadian Centre for Architecture Library / Centre Canadien d'Ar |
| | Canadian Standards Association (CSA) |
| | Canisius College |
| | Canterbury Christ Church University |
| | Canton Public Library |
| | Cape Library Cooperative |
| | Capilano University |
| | Capital Area District Library |
| | Cardiff University |
| | Carleton College |
| | CARM Catalogue |
| | Carnegie Mellon University |
| | Carroll Community College Library |
| | Carrollton Public Library |
| | Carver County Library |
| | Catalog of U.S. Government Publications |
| | Catalogo delle Biblioteche Liguri - CBL |
| | Catalogue Sudoc public |
| | Catálogo colectivo del Gobierno Vasco |
| | Catholic High School |
| | Cecil County Public Library |
| | Center for Research Libraries |
| | Central Arkansas Library System |
| | Central College |
| | Central Dakota Library Network |
| | Central Gippsland Institute of TAFE |
| | Central Highlands Regional Library |
| | Central Library Consortium |
| | Central North Carolina Library Consortium |
| | Central North Goldfields Regional Library Corporation |
| | Central Queensland University |
| | Central Scientific Agricultural Library of Russia |
| | Centre College - Grace Doherty Library |
| | Centro Científico e Cultural de Macau |
| | Chandler Public Library |
| | Charles Darwin University |
| | Charleston Southern University |
| | Chautauqua-Cattaraugus Library System |
| | Chelyabinsk State University - Scientific Library |
| | Chemical Heritage Foundation |
| | Chester County Library System |
| | Chesterfield County Public Library |
| | Cheyney University |
| | Chinese University of Hong Kong |
| | Chippewa Valley Technical College |
| | Chisholm Institute |
| | Chowan College |
| | Christchurch City Libraries |
| | Christchurch Polytechnic Institute of Technology |
| | Chula Vista Public Library |
| | Cincinnati Law Library |
| | City of Commerce Public Library |
| | City of Mission Viejo Library |
| | City University (United Kingdom) |
| | City University of Hong Kong |
| | City University of New York (CUNY) |
| | Claremont Colleges and Graduate School of Theology |
| | Claremont Colleges Libraries |
| | Clarence Dillon Public Library |
| | Clarion University of Pennsylvania |
| | Clark University |
| | CLASS / Cooperative Library Association Shared System |
| | Clemson University Libraries (S.C.) |
| | Clermont County Public Library |
| | CLIC Consortium / Bethel Theological Seminary |
| | Clive Public Library |
| | Clovis-Carver Public Library System |
| | COALA |
| | Cobb County Library |
| | Cochise County Library District |
| | Colgate University |
| | College of Charleston |
| | College of New Jersey |
| | College of Physicians of Philadelphia |
| | College of Saint Rose |
| | College of Santa Fe |
| | College of the Bahamas |
| | College of the North Atlantic |
| | College of William and Mary |
| | Collier County Public Library |
| | Colorado School of Mines |
| | Colorado State University |
| | Colorado Unified Catalog (Prospector) |
| | Columbia International University |
| | Columbia University |
| | Columbia University Law School |
| | Comfort Public Library |
| | Concordia University Mequon Wisconsin |
| | CONNECT NY |
| | Connecticut State University |
| | Connetquot Public Library |
| | Consejo Superior de Investigaciones Cientificas (CSIC) |
| | Consorci de Biblioteques Universitàries de Catalunya |
| | COPAC (Union Catalogue of UK University Libraries) |
| | Copenhagen Business School |
| | Copiah-Lincoln Community College Libraries |
| | Corangamite Regional Library Corporation |
| | Cork Institute of Technology (CIT) |
| | Cornell College |
| | Cornell University |
| | Cornerstone College |
| | Corona Public Library |
| | Coronado Public Library |
| | Council of Ashtabula County Libraries |
| | County of Lambton Libraries |
| | County of Los Angeles Public Library |
| | Coventry University |
| | Covina Public Library |
| | Công ty Tinh Vân |
| | Cranfield University |
| | Creighton University and Seminary |
| | CSIRO Commonwealth Scientific and Industrial Research Organizati |
| | Culinary Institute of America |
| | Curtin University of Technology |
| | Cuyahoga County Public Library |
| | Daemen College Marion Library |
| | Dallas Public Library |
| | Dallas Theological Seminary |
| | Dalton McCaughey Library Catalogue |
| | DanBib - Ztarget til testformål |
| | Daniel Library, The Citadel |
| | Daniel Webster College |
| | Danish National Library of Science and Medicine |
| | Danish Union Catalog |
| | Danmarks Kunstbibliotek |
| | Danmarks Paedagogiske Bibliotek / National Library of Education, |
| | Dartmouth College |
| | Daughters of the American Revolution |
| | David Lipscomb University |
| | Dayton Metro Library |
| | De Anza College |
| | Deakin University (VDU) |
| | Decatur Public Library |
| | Del Mar College |
| | Delgado Community College |
| | Denver Public Library |
| | Denver Public Schools |
| | Derry Public Library |
| | Des Moines University Osteopathic Medical Center |
| | DeSales University |
| | Det Nordjyske Landsbibliotek |
| | Detroit Public Library |
| | Deutsches Archäologisches Institut |
| | DeVry University |
| | Diablo Valley College |
| | Dickinson College |
| | DIKI (Volos, Greece) |
| | District of Columbia Public Library |
| | Dixon Public Library |
| | Dodge City Public Library and Community College |
| | Doncaster Metropolitan Borough Council Libraries |
| | Douglas County Libraries |
| | Dowling College |
| | Drake University |
| | Drew University |
| | Drexel University |
| | Duke University |
| | East Chicago Public Library |
| | East Mississippi Community College |
| | East Orange Public Library |
| | East Stroudsburg University |
| | East Tennessee State University |
| | Eastern Cluster of Lutheran Seminaries |
| | Eastern Kentucky University |
| | Eastern Michigan University |
| | Eastern Suffolk BOCES School Library System |
| | Eastern University |
| | EBSCOhost databases |
| | Ecole Normale Superieure Paris |
| | Ecole Polytechnique (V-Smart) |
| | Edge Hill University |
| | Edgewood College |
| | Edinboro University of Pennsylvania |
| | Edinburgh College of Art |
| | Edith Cowan University |
| | Eighth U.S. Army Library |
| | El Paso Community College |
| | ELIA |
| | Elmira College |
| | ELNET Consortium TALLIN Database |
| | Emory University |
| | Emory University Libraries |
| | Encyclopaedia Britannica Online |
| | ENEA - Sistema Bibliotecario |
| | Enoch Pratt Free Library |
| | Episcopal Divinity School/Weston Jesuit School of Theology |
| | Episcopal Theological Seminary of the Southwest |
| | Ester Tartu E-Kataloog |
| | European University Institute |
| | European University Institute - EUI |
| | Evangelical Lutheran Church in America Library |
| | Evangelical School of Theology |
| | École Polytechnique de Montréal - VSMART |
| | Fairfield University - DiMenna-Nyselius Library |
| | Fakse Kommunes Biblioteker |
| | Falls Church Public Library |
| | Fayetteville State University |
| | FCLA Z39.50 Server |
| | Federal service |
| | Feng Chia University |
| | FENNICA: the Finnish National Bibliography |
| | Fenway Libraries Online |
| | Ferris State University |
| | Finger Lakes Library System |
| | Finnmark University |
| | Fisk University |
| | Five Colleges Catalog |
| | Flagstaff City - Coconino County Library |
| | Flatirons Library Consortium |
| | Flinders University |
| | Florida Center for Library Automation |
| | Florida Institute of Technology |
| | Florida Northwest Regional Library System |
| | Folger Shakespeare Library |
| | Fondazione Ezio Franceschini S.I.S.M.E.L Società Internazionale |
| | Foothill College |
| | Fordham University |
| | Fort Collins Public Library |
| | Fort Hays State University |
| | Fort Stockton Public Library |
| | Four County Library System |
| | Fox Valley Technical College |
| | Francis Marion University |
| | Franklin and Marshall College |
| | Franklin Pierce Law Center |
| | Frederiksberg Bibliotek |
| | Frick Art Reference Library |
| | Fuller Theological Seminary |
| | Fundación Universitaria Manuela Beltrán |
| | Gail Borden Public Library District |
| | GALE CENGAGE Learning |
| | GALILEO/Abraham Baldwin Agricultural College |
| | GALILEO/Albany State University |
| | GALILEO/Atlanta History Center |
| | GALILEO/Atlanta Metropolitan College |
| | GALILEO/Augusta State University |
| | GALILEO/Bainbridge College |
| | GALILEO/Clayton State University |
| | GALILEO/Columbus State University |
| | GALILEO/Dalton State College |
| | GALILEO/Darton College |
| | GALILEO/Fort Valley State University |
| | GALILEO/Gainesville State College |
| | GALILEO/Georgia College & State University |
| | GALILEO/Georgia Gwinnett College |
| | GALILEO/Georgia Highlands College |
| | GALILEO/Georgia Institute of Technology |
| | GALILEO/Georgia Perimeter College |
| | GALILEO/Georgia Southwestern State University |
| | GALILEO/Georgia State University |
| | GALILEO/Gordon College |
| | GALILEO/Kennesaw State University |
| | GALILEO/Macon State College |
| | GALILEO/Medical College of Georgia |
| | GALILEO/Middle Georgia College |
| | GALILEO/North Georgia College & State University |
| | GALILEO/South Georgia College |
| | GALILEO/Southern Polytechnic State University |
| | GALILEO/UGA Server 1 |
| | GALILEO/UGA Server 2 |
| | GALILEO/Universal Catalog |
| | GALILEO/University of Georgia |
| | GALILEO/University of West Georgia |
| | GALILEO/Valdosta State University |
| | Gateway Technical College |
| | Geauga County Public Library |
| | Geelong Regional Library |
| | Gemeinsamer Bibliotheksverbund |
| | Geneva College |
| | George Fox University and Seminary |
| | George Mason University |
| | George Washington University Medical Center |
| | Georgetown University / Woodstock Theological Center |
| | Georgia Military College |
| | German National Library / Die Deutsche Bibliothek |
| | Getty Center for the History of Art and the Humanities |
| | Gettysburg College |
| | Ghent University |
| | Gjøvik University Library |
| | Gladsaxe Bibliotekerne |
| | Glasgow Colleges Group |
| | Glasgow School of Art |
| | Glen Oaks Community College |
| | Glendora Library and Cultural Center |
| | Global Books in Print |
| | Glostrup Bibliotek |
| | Golden Gate Baptist Theological Seminary |
| | Gonzaga University |
| | Gottesman Libraries |
| | Göteborg University |
| | Grambling State University |
| | Grand Canyon University |
| | Grand Rapids Community College |
| | Grand Valley State University |
| | Grapevine Public Library |
| | Great Falls Public Library |
| | Greater Lowell Technical High School |
| | Griffith University |
| | Grinnell College Libraries |
| | Grosse Point Public Library |
| | Gwinnett University Center |
| | Haderslev Bibliotek |
| | Hallingdalsbibliotekene |
| | Hamilton College |
| | Hammond Public Library |
| | Handelshøyskolen Biblioteket |
| | Harris County Public Library |
| | Harrisburg Area Community College - Unicorn |
| | Harrisburg Area Community College - Webcat |
| | Harrison Memorial Library |
| | Harstad University Library |
| | Hartford Seminary |
| | Hartwick College |
| | Harvard University |
| | Hatfield Library Consortium |
| | Hawaii Medical Library |
| | Hawaii State Archives |
| | Hawaii Voyager Consortium |
| | Hayward Public Library |
| | Heartland Library Cooperative |
| | HeBIS-Verbundkatalog / Union catalogue |
| | Hebrew Union College - Jewish Institute of Religion |
| | Hedmark College Dept. of Education and Science Library |
| | HELIN Library Consortium |
| | Helsingør Kommunes / Silkeborg Biblioteker |
| | Helsinki Metropolitan Libraries |
| | Henderson Dist. P.L./N. Las Vegas Lib. Dist. |
| | Heriot-Watt University |
| | Herlev-Bibliotekerne |
| | Hernando County Public Library |
| | Herning Centralbibliotek |
| | Herrick Memorial Library |
| | Hillsboro City Library |
| | Hinds Community College |
| | Hobøl bibliotek |
| | Hokkaido University of Education Library |
| | Holmestrand bibliotek - Hovedbiblioteket |
| | Hong Kong Academy of Performing Arts |
| | Hong Kong Baptist University |
| | Hong Kong Institute of Education |
| | Hong Kong Polytechnic University |
| | Hong Kong University of Science and Technology |
| | Honolulu Community College |
| | Houston-Love Memorial Library |
| | Howard University and Divinity School |
| | Høje-Taastrup Kommunes Biblioteker |
| | Høje-Taastrup Kommunes Biblioteker |
| | Hubbard Public Library |
| | Hudson County Schools of Technology |
| | Humboldt County Public Library |
| | Hungarian National Library |
| | Hungarian Shared National Catalog |
| | Hungarian Shared National Catalog - Corvina |
| | Hurdal folkebibliotek |
| | Hurst Public Library |
| | Hydrotheek |
| | iCONN, Connecticut Statewide Library Catalog |
| | ICT - Institute of Communication Technologies Lib. |
| | Idaho State University |
| | Ikast Bibliotek |
| | Iliff School of Theology |
| | ILLINET Online |
| | Imperial College of Science Technology and Medicine |
| | Index New Zealand |
| | Indian Institute of Technology |
| | Indiana Historical Society |
| | Indiana State University Consortium |
| | Indiana University |
| | Indiana University of Pennsylvania |
| | InRhode Library Catalog |
| | INSPEC (Silver Platter) |
| | Institucion Universitaria CESMAG |
| | Institucion Universitaria CESMAG |
| | Institucion Universitaria CESMAG |
| | Institute of Child Health and Institute of Neurology (ION) |
| | Institute of Education |
| | Institute of Technology Tallaght (ITT) |
| | Instituto Cervantes. MonografÃas |
| | Instituto Tecnológico y de Estudios Superiores de Monterrey |
| | Institutt for energiteknikk - Biblioteket |
| | Institutt for Journalistikk - Biblioteket |
| | Interboro Institute |
| | Interleaf BookZ Database |
| | International Islamic University Malaysia |
| | International Labor Organization |
| | Intute - Art and Humanities |
| | Intute - Health and Life Sciences |
| | Intute - Intute |
| | Intute - Sciences |
| | Intute - Social Sciences |
| | Iowa State University |
| | Iredell County Public Library |
| | IRIS/Fort Loudoun Regional Library System |
| | Israel Union List |
| | ISSN International Centre |
| | Istanbul Bilgi University |
| | Istanbul Bilgi University, Turkey |
| | Ithaca College |
| | Ivanovo State University - Scientific Library |
| | Jackson District Library |
| | Jackson State University |
| | Jacksonville Public Library (AL) |
| | Jacksonville State University |
| | James Cook University |
| | James Madison University |
| | Japanese Universities Union Catalog |
| | Jefferson-Madison Regional Library |
| | John Carroll University |
| | Johns Hopkins University |
| | Joint WorldBank-IMF Library |
| | Judaica Authority File |
| | Juilliard School Library |
| | Juniata College |
| | Kalamazoo Public Library |
| | Kansas City Public Library |
| | Kapiolani Community College |
| | Karlsøy folkebibliotek |
| | Katalog der Öffentlichen Bibliotheken Berlin |
| | Katalogi Biblioteki Narodowej |
| | Kauai Community College |
| | Kaubisch Memorial Public Library |
| | Kawartha Lakeshore Library Information Consortium |
| | Kean University |
| | Keene Adventist RCPROSERVSDA Database |
| | Keene State College |
| | Kentucky Department for Libraries and Archives |
| | Kentucky Historical Society |
| | Kentucky State University |
| | Kettering University |
| | King County Library System |
| | King's College London |
| | Kishwaukee College |
| | Klepp bibliotek |
| | Knihovna Univerzity Pardubice |
| | Knox County Public Library |
| | KOBV-Index |
| | Koc University |
| | Kolding Folkebibliotek |
| | Kompetansesentrene Bredtvet og Torshov - Biblioteket |
| | Kongsvinger folkebibliotek |
| | Korea (independant submission) |
| | Københavns Kommunes Biblioteker |
| | Københavns Kommunes Biblioteker |
| | Københavns Kommunes Biblioteker (Artikelbasen) |
| | Kriminalistisk bibliotek |
| | Kristiansand folkebibliotek |
| | Kurth Memorial Library |
| | Kutztown University |
| | Kvæfjord folkebibliotek |
| | Kvænangen folkebibliotek |
| | L.E. Fletcher Technical Community College |
| | La Grande Public Library |
| | La Sierra University |
| | La Trobe University |
| | Lackawanna County Library System |
| | LaGrange College |
| | LaGrange Memorial Library |
| | Lahore University of Management Sciences |
| | Lake Bluff Public Library |
| | Lake Tahoe Community College |
| | Lakeland Library Region |
| | Lakeshore Technical College |
| | Lancashire County Library |
| | Lancaster Bible College and Graduate School |
| | Lancaster County Historical Society |
| | Lancaster University |
| | Lancaster Veterans Memorial Library |
| | LANCE |
| | Land Bodem Water |
| | Langara College |
| | Lansing Community College |
| | Latah County Library District |
| | Latvian Academic Library |
| | Latvian Academic Network |
| | Lavangen folkebibliotek |
| | Lawrence University |
| | Le Moyne College |
| | LEAP Catalog |
| | Lebanon Valley College |
| | Lee University |
| | Leeds Metropolitan University |
| | Leeward Community College |
| | Lehigh University |
| | Lenvik folkebibliotek |
| | Lewis & Clark College |
| | Lexington Theological Seminary |
| | Liberty University |
| | LIBIS-Net |
| | Libraries Australia Z39.50 Server (MARC8) |
| | Libraries Australia Z39.50 Server (Unicode) |
| | Libraries Online Inc. (LION) |
| | Library Consortium of Health Institutions in Buffalo |
| | Library for Foreign Literature |
| | Library Network of Western Switzerland (RERO) |
| | Library of Congress |
| | Library of Congress (UTF-8) |
| | Library of Congress Handbook of Latin American Studies |
| | Library of Congress Name Authority File |
| | Library of Congress Subject Authority File |
| | Library System of Lancaster County |
| | Librería lex nova |
| | LIBRIS: Sweden |
| | LIBROS Consortium (University of New Mexico) |
| | Lillehammer bibliotek |
| | Lillehammer University Library |
| | Lincoln Public Library |
| | Lincoln Trail Libraries System |
| | Lincoln University |
| | Linda Hall Library / Spencer Art Reference Library |
| | Linebaugh Library System |
| | Linen Hall Library |
| | Lingnan University |
| | LINK+ |
| | Lithuanian Union Catalogue |
| | Livermore Public Library |
| | Liverpool John Moores University |
| | Lock Haven University of Pennsylvania |
| | Lodi Public Library |
| | LollandBibliotekerne |
| | London Business School |
| | London District Catholic School Board |
| | London Metropolitan University |
| | London Metropolitan University |
| | London School of Economics and Political Science |
| | Los Angeles County Law Library |
| | Los Gatos Public Library |
| | Los Medanos College |
| | Louisiana State University |
| | Louisiana State University at Alexandria |
| | Louisiana State University at Eunice |
| | Louisiana State University at Shreveport |
| | Louisiana State University Center for Energy Studies |
| | Louisiana State University Health Sciences Center |
| | Louisiana State University Law Center |
| | Louisiana State University Medical Center Libraries |
| | Louisiana Tech University |
| | Louisiana Universities Marine Consortium |
| | Loyola University at New Orleans |
| | Lubbock City County Library |
| | Lunar and Planetary Institute |
| | Lundtoft Kommunes Biblioteker |
| | Luther College |
| | Luther Seminary |
| | Luzerne County Library System |
| | Lycoming College |
| | Macquarie University Library |
| | Maine College of Art |
| | Maine Info Net |
| | Maine InfoNet Statewide Catalog |
| | MaineCat |
| | Mandurah Libraries |
| | Manitoba Union Catalog - MAPLIN |
| | Mansfield University |
| | Manukau Public Libraries |
| | Marian University |
| | Maricopa Community College Libraries |
| | Maricopa County Library District |
| | Maricopa Integrated Health System |
| | Marin Academic Library Consortium |
| | Marin County Public Library |
| | MARINet |
| | Marion Public Library |
| | MARMOT Consortium |
| | Marquette University |
| | Marshall University Libraries |
| | Mary Ward Library |
| | Maryland Interlibrary Consortium |
| | Maryland State Law Library |
| | Massachusetts Institute of Technology |
| | Massey University |
| | Master's College and Seminary |
| | Maui Community College |
| | Max-Planck-Institut für Bildungsforschung |
| | Målselv folkebibliotek |
| | McAllen Memorial Library |
| | McNeese State University |
| | Meadville-Lombard Theological School |
| | Medical University of South Carolina |
| | Medical University of Southern Africa |
| | Medina Community Library |
| | Mediterranean Agronomic Institute of Chania |
| | Melbourne Grammar Schools |
| | MeLCAT The Michigan eLibrary |
| | Melsom videregående skole |
| | Memorial University of Newfoundland |
| | Mentor Public Library |
| | Merrimack Valley Library Consortium |
| | Mesquite Independent School District |
| | Meta Opac Pisano - Biblnduni |
| | Meta Opac Pisano - Cnr |
| | Meta Opac Pisano - Cnrpubuni |
| | Metro Boston Library Network |
| | Metropolitan Museum of Art |
| | Michigan State University |
| | Michigan State University Libraries |
| | Mid-Hudson Library System |
| | Mid-State Technical College |
| | Middle Tennessee State University |
| | Middlebury College |
| | Middlesex University |
| | Midland College |
| | Midland County Public Library |
| | Midway College |
| | Milbrook Public Library |
| | Millersville University |
| | Millersville University (MUINDEX) |
| | Milwaukee County Federated Library System |
| | MINERVA |
| | Minerva Online Library Catalog |
| | Misericordia University |
| | Misjonshogskolen Biblioteket |
| | Mission College |
| | Mississippi Gulf Coast Community College |
| | Missouri River Regional Library |
| | Missouri Southern State University |
| | Missouri Western State University |
| | MnPALS Union Catalog |
| | MOBIUS Library Catalog - Lance Cluster |
| | MOBIUS/Archway |
| | MOBIUS/Arthur |
| | MOBIUS/Bridges |
| | MOBIUS/Galahad |
| | MOBIUS/Quest |
| | MOBIUS/Swan |
| | MOBIUS/Towers |
| | MOBIUS/Wilo |
| | Molde University Library |
| | Monash University, Berwick Library |
| | Monmouth County Library |
| | Monroe County Public Library |
| | Montana State University / Rocky Mountain College |
| | Monterey / Pacific Grove Public Libraries |
| | Monterey County Free Libraries |
| | Monterey Institute of International Studies |
| | Monterey Park Bruggemeyer Library |
| | Montgomery City-County Library |
| | Montrose Library District |
| | Moonee Valley Library Service |
| | Moore College of Art & Design |
| | Moore Theological College |
| | Moorestown Library |
| | Moorpark College |
| | Moraine Park Technical College |
| | Moravian Library in Brno |
| | Moravskoslezská vedecká knihovna v Ostrave |
| | MORE Online Catalog |
| | Morehead State University |
| | Moscow State University |
| | Moskow Library Network |
| | Mount Laurel Library |
| | Mount Saint Mary College |
| | Mount Sinai School of Medicine |
| | Mountain View Public Library |
| | Mountaineers Library |
| | Møns Folkebibliotek |
| | MSEL - Red River North Regional Library |
| | MTP - The Pas Regional Library |
| | Mubarak Public Library |
| | Muhlenberg College |
| | Municipal Library Consortium of St. Louis County |
| | Murdoch University |
| | Murray State University |
| | Museum of Modern Art |
| | MWE - Manitoba Educational Instructional Resources Unit |
| | MWRR - Red River College of Science and Technology |
| | MWUC - University of Winnipeg |
| | Napier University |
| | Narvik College Library |
| | Nashville Public Library |
| | Nashville State Technical Institute |
| | National Agricultural Library |
| | National Archives of Canada AMICUS |
| | National Art Library |
| | National Central University |
| | National Cheng Chi University |
| | National Czech & Slovak Museum & Library (NCSML) |
| | National Diet Library |
| | National Film Board - Canada |
| | National Institute of Development Administration (NIDA) |
| | National Kaohsiung First University of Science and Technology |
| | National Library for the Blind -- UK |
| | National Library of Australia |
| | National Library of Chuvash Republic |
| | National Library of Czech Republic |
| | National Library of Czech Republic (ANL) |
| | National Library of Czech Republic (AUT) |
| | National Library of Czech Republic (CNB) |
| | National Library of Czech Republic (KKL) |
| | National Library of Czech Republic (KNO) |
| | National Library of Czech Republic (NKC) |
| | National Library of Czech Republic (NKOK) |
| | National Library of Czech Republic (SKC) |
| | National Library of Czech Republic (SKCM) |
| | National Library of Czech Republic (SKCP) |
| | National Library of Czech Republic (SLK) |
| | National Library of Czech Republic (STT) |
| | National Library of Estonia (ESTER) |
| | National Library of France / Bibliothèque Nationale de France |
| | National Library of Ireland |
| | National Library of Latvia |
| | National Library of Medicine |
| | National Library of New Zealand |
| | National Library of Norway |
| | National Library of Poland |
| | National Library of Portugal / Biblioteca Nacional de Portugal |
| | National Library of Portugal / Biblioteca Nacional de Portugal - |
| | National Library of Scotland - Main Catalogue |
| | National Library of Scotland - Manuscripts |
| | National Library of Spain / Biblioteca Nacional de España |
| | National Library of Wales / Llyfrgell Genedlaethol Cymru |
| | National Park Service |
| | National Park Service (USA) |
| | National Szechenyi Library |
| | National Szechenyi Library |
| | National Szechenyi Library (Hungary) |
| | National University of Computer and Emerging Sciences |
| | National University of Ireland |
| | National University of Singapore |
| | Natural History Museum |
| | Nautilus |
| | Nazareth College |
| | Národní autority |
| | NBSAM - Mount Allison University |
| | NCompasS Consortium |
| | Nebraska Christian College Library |
| | Nebraska Independent College Library Consortium (NICLC) |
| | Nelsonville Public Library System |
| | NEOS Consortium |
| | Neosho/Newton County Library |
| | Nesna College |
| | Netzwerk von Bibliotheken und Informationsstellen in der Schweiz |
| | New Canaan Library |
| | New Haven Free Public Library |
| | New Jersey Institute of Technology |
| | New Jersey State Library |
| | New Mexico State Library |
| | New Mexico State University |
| | New York Art Resources Consortium (ARCADE) |
| | New York Botanical Garden - Mertz Library |
| | New York Public Library |
| | New York State Department of Health |
| | New York State Library |
| | New York State Unified Court System |
| | New York University |
| | New York University Health Science Libraries |
| | New York University Law Library |
| | NewPubZ |
| | NewPubZ |
| | Newton Public Library |
| | Ngee Ann Polytechnic |
| | Niagara University |
| | Nicholls State University |
| | Nioga Library System |
| | NK CR- staré tisky |
| | NK Praha, Czech Republic |
| | NOAA Central Library |
| | NOAA Coastal Services Center |
| | Nogales-Santa Cruz County Public Library |
| | Norfolk State University |
| | North Carolina (Coastal) Database |
| | North Carolina (Western) Database |
| | North Carolina A &T State University |
| | North Carolina Community Colleges |
| | North Carolina State University |
| | North Harris Montgomery Library Consortium |
| | North of Boston Library Exchange |
| | North Richland Hills Public Library |
| | North Richland Hills Public Library |
| | North State Cooperative Library System |
| | Northcentral Technical College |
| | Northeast Wisconsin Technical College |
| | Northeastern University |
| | Northern Arizona University |
| | Northern Illinois Cooperative |
| | Northern Kentucky University |
| | Northern Melbourne Institute of TAFE |
| | Northern Waters Library Service |
| | Northwest Georgia Regional Library System |
| | Northwest Mississippi Community College |
| | Northwestern State University of Louisiana |
| | Northwestern University - Africana conferences |
| | Northwestern University - Africana vertical files |
| | Northwestern University - NUcat |
| | Northwestern University - TRANweb |
| | Norwalk Public Library System |
| | Norwegian School of Management |
| | Novanet Consortium |
| | NSH - Halifax Public Libraries |
| | NSHL - Nova Scotia Legislative Library |
| | NSHPL - Nova Scotia Provincial Library |
| | NSWA - Acadia University - Vaughan Memorial Library |
| | NUKAT/Narodowy Uniwersalny Katalog Centralny |
| | Nunez Community College |
| | Nykøbing F. Centralbibliotek |
| | NYS Office of Fire Prevention and Control |
| | Oakland Public Library |
| | Oakland University |
| | OAR- Arnprior Public Library |
| | OAU-Aurora Public Library - Ontario |
| | OBAS - County of Simcoe Library Co-operative |
| | OBEL - Loyalist College Library |
| | OBH-Galway-Cavendish & Harvey Township Public Library |
| | OBRA-Brampton Public Library |
| | OBRAC-Bracebridge Public Library |
| | OBRIS-Smith-Ennismore-Lakefield Public Library |
| | OC-Cornwall Public Library |
| | OCA - Trent Hills Public Library |
| | Ocean State Libraries |
| | OCLC |
| | OCLC - First Search |
| | OCLC Catalog Server (Authority File) |
| | OCLC/Libraries Australia |
| | OCMP, OMILL - Cavan Monaghan Public Libraries |
| | OCO-Cobourg Public Library |
| | OCSDG - Stormont, Dundas, and Glengarry County Library |
| | Odense Centralbibliotek |
| | Odense Tekniske Bibliotek |
| | ODRI-Deep River Public Library |
| | OG -Guelph Public Library |
| | OGAL-Cambridge Public Library |
| | OGEO-Halton Hills Public Library |
| | Oglethorpe University |
| | OGRA -Gravenhurst Public Library |
| | OGU, OWTU, OWTL - TriUniversity Group of Libraries |
| | OGWE - Upper Grand District School Board |
| | Ohio State University |
| | OhioLINK |
| | OHK-Hawkesbury Public Library |
| | OHM - McMaster University |
| | OHU-Huntsville Public Library |
| | Okayama University Library |
| | OKITWR - Waterloo Catholic District School Board |
| | Oklahoma Christian University |
| | Oklahoma Department of Libraries |
| | Oklahoma State University |
| | Oklahoma State University - Tulsa |
| | OKOT - Otonabee-South Monaghan Public Library |
| | OKQ - Queen's University |
| | OL-London Public Library |
| | Old Colony Library Network |
| | Old Dominion University |
| | OLU - University of Western Ontario |
| | Omaha Public Library |
| | OMI-Midland Public Library |
| | OMIL -Milton Public Library |
| | Omsk State Scientific Pushkin Library |
| | ONE-Newmarket Public Library |
| | Online Dakota Information Network (ODIN) |
| | Online Private Academic Library Link / OPALL |
| | Onondaga County Public Library |
| | Ontario Colleges Union Catalogue |
| | OOAK -Oakville Public Library |
| | OOC-Ottawa Public Library |
| | OOCC-Carleton University |
| | OOE - Foreign Affairs and International Trade Canada, Library |
| | OOG - Earth Sciences Information Centre |
| | OOG - Natural Resources Canada Library |
| | OOG - NRCan Library - Earth Sciences |
| | OON-Canada Institute for Scientific and Technical Information |
| | OONG-National Gallery of Canada |
| | OONMM - Canadian Museum of Civilization and War Museum |
| | OONMNS-Canadian Museum of Nature |
| | OOS - Statistics Canada / Statistiques Canada |
| | OOSC - Supreme Court of Canada |
| | OOSH-Oshawa Public Library |
| | OOSHD - Durham College |
| | OOSU - Saint Paul University |
| | OOU - University of Ottawa |
| | OOW-Owen Sound and North Grey Union Public Library |
| | OPAL - Lakehead University |
| | Open Content Alliance |
| | Open University |
| | OPET - Trent University |
| | Orange County Public Law Library |
| | Oregon State University |
| | Orem Public Library |
| | Orleans Technical Institute |
| | Ormond College |
| | ORO-Clarence-Rockland Public Library |
| | OSIP - Norfolk County Public Library |
| | Oslo University College - Learning Center PP |
| | OST-Stratford Public Library |
| | OSTC-St. Catharines Public Library |
| | OSTCB-Brock University |
| | OSU-Greater Sudbury Public Library |
| | OSUL - Laurentian University |
| | OSUNB-Brock Township Public Library |
| | OSWS - Whitchurch-Stouffville Public Library |
| | OTB - Thunder Bay Public Library |
| | OTBIB-Bibliocentre |
| | OTBNL - Canadian National Institute for the Blind |
| | OTHO-Blue Mountains Public Library |
| | OTP - Toronto Public Library |
| | OTR - Ryerson University |
| | OTSCY - Seneca College of Applied Arts and Technology |
| | OTU - University of Toronto |
| | OTY - York University |
| | Oulu University |
| | Our Lady of the Lake College |
| | Our Lady of the Lake University |
| | Outagamie Waupaca Library System (INFOSOUP) |
| | Outlook Online |
| | Ovid |
| | Ovid PMED sample databases |
| | OW - Windsor Public Library |
| | Oxford University Libraries |
| | Oxnard Public Library |
| | Öffentliche Bibliotheken in Brandenburg |
| | Østre Toten folkebibliotek |
| | Øverby kompetansesenter |
| | Øyer folkebibliotek |
| | Øygarden folkebibliotek - Hovudbiblioteket |
| | Pacific University |
| | Palliser Libary Catalogue |
| | Palmdale City Library |
| | PALNI / Private Academic Libraries of Indiana |
| | Palo Alto City Library |
| | Panhandle Public Library Cooperative |
| | Panola College |
| | Panteion University |
| | Paratext Electonic Reference Publishing |
| | Parramatta City Library |
| | Pasadena and Glendale Public Libraries |
| | Pasadena City College |
| | PC - P.E.I. Public library Services - AbbeyCat |
| | PCHC - Holland College |
| | PCLC |
| | PCLC |
| | PCPL - PEI Provincial Library |
| | Peel District School Board |
| | Pennsylvania College of Technology |
| | Pennsylvania State University |
| | Pepperdine University |
| | Pepperdine University School of Law |
| | Perth County Information Network |
| | Philadelphia Biblical University |
| | Piedmont College |
| | Pike's Peak Library District |
| | Pima County Public Library |
| | Pinal County Library District |
| | Pinellas Automated Library System (PALS) |
| | Pioneer Library System |
| | Pittsburg State University Axe Library |
| | Pittsburgh Theological Seminary |
| | Pleasanton Public Library |
| | Plum Creek Library System |
| | PLUS/Colorado Public Libraries |
| | Polk County Library Cooperative (PCLC) |
| | Pontificia Universidad Javeriana |
| | Pontificia Università della Santa Croce |
| | Pontificia Università della Santa Croce |
| | Pontificia Università Gregoriana |
| | Pontificio Istituto Biblico |
| | PORBASE - Catálogo Colectivo at Biblioteca Nacional |
| | Porsanger bibliotek |
| | Porsgrunn bibliotek |
| | Portage County Public Library |
| | Portland State University (Vikat) |
| | Portneuf District Library |
| | Potchefstroom University for Christian Higher Education |
| | Poudre School District |
| | Præstø Bibliotek |
| | Princeton Theological Seminary |
| | Princeton University |
| | ProQuest - AFI Catalog |
| | ProQuest - Film Index International |
| | ProQuest - International Index of Performing Arts |
| | ProQuest - International Index to Music Periodicals |
| | ProQuest - Literature Online |
| | ProQuest Information and Learning |
| | Provo City Library |
| | Pulaski County Special School District |
| | Puntobiblio |
| | Purdue University - Calumet Campus |
| | Purdue University - North Central Campus |
| | Purdue University - West Lafayette Campus |
| | Puvill Libros S.A. |
| | QB - Bibliothèque de Brossard |
| | QBE - Beaconsfield Public Library |
| | QLABC - Bibliothèque de L'Assomption |
| | QLB - Bishop's University |
| | QLCDC - Centre de documentation collégiale |
| | QLSO - L'Octogone, Bibliothèque |
| | QLSR - Bibliothèque municipale de La Sarre |
| | QMAGB - Memphremagog Public Library |
| | QMBN - Bibliothèque de Montréal / Montreal Public Library |
| | QMBN - Bibliothèque et Archives nationales du Québec (BANQ) |
| | QMBN - Ville de Montréal |
| | QMEP - École Polytechnique de Montréal |
| | QMG - Concordia University |
| | QMHE - HEC Montréal - Bibliothèque Myriam et J.Robert Ouimet |
| | QMM - McGill University |
| | QPOC - Bibliothèque publique de Pointe Claire |
| | QQLA - Université Laval |
| | QRNB - Bibliothèque municipale de Rouyn-Noranda |
| | QSGCG - Collège Gérald-Godin |
| | QSHERU - Université de Sherbrooke |
| | QT - Bibliothèque de Trois-Rivières |
| | Queen Margaret University |
| | Queen's University Belfast |
| | Queensland University of Technology |
| | Quinnipiac University |
| | Radford University |
| | Raelingen folkebibliotek |
| | Rakkestad bibliotek - Hovedbiblioteket |
| | Rand Afrikaans University |
| | Randolph-Macon College |
| | Reading Public Library |
| | REBECA - registros bibliograficos para bibliotecas publicas espa |
| | REBIUN |
| | Rebiun |
| | Reconstructionist Rabbinical College Library |
| | Recorded Books, LLC |
| | Red de Bibliotecas de Castilla y León |
| | Red de Bibliotecas del CGPJ Catalogo Colectivo de Bibliotecas Ju |
| | Red Deer Public Library |
| | Regional Automation Consortium (TRACPAC) |
| | Rensselaer Polytechnic Institute |
| | Republic of Korea National Assembly Library |
| | Réseau informatisé des bibliothèques gouvernementales du Québec |
| | Rhode Island Library Information Network For Kids |
| | Rhodes College |
| | Rhodes University |
| | Rice University |
| | Ringebu folkebibliotek |
| | Rio Hondo College |
| | River Bend Library System |
| | River Parishes Community College |
| | Rivier College |
| | Rjukan bibliotek |
| | RMIT Royal Melbourne Institute of Technology |
| | Roanoke Higher Education Center |
| | Robert E. Kennedy Library |
| | Robert Gordon University |
| | Rochester Institute of Technology |
| | Rochester School |
| | Rochestor Public Library |
| | Rockland BOCES School Library System |
| | Rodman Public Library |
| | Romskog bibliotek |
| | Rosebud Library System |
| | Roskilde Universitetsbibliotek |
| | Round Rock Public Library System |
| | Royal Dental College Library |
| | Royal Historical Society Bibliography of British and Irish Histo |
| | Royal Institute of Technology, Stockholm |
| | Royal Library (Denmark) |
| | Royal National Institute for the Blind |
| | Russian Academy of Science (Siberian Branch) |
| | Russian State Library |
| | Rutgers University |
| | Rutland Free Library |
| | Rygge bibliotek |
| | Sabanci University |
| | Sacramento Public Library |
| | Sacred Heart High School |
| | Sage Colleges |
| | Sage Library System - SageCat |
| | Saginaw Valley State University |
| | SAILS Library Network |
| | Saint Anselm College |
| | Saint Francis University |
| | Saint Joseph's University |
| | Saint-Geneviève Library |
| | Salida Regional Library |
| | Salt Lake City Public Library |
| | San Bernardino Public Library |
| | San Diego County Library |
| | San Diego Public Library |
| | San Diego State University |
| | San Francisco Public Library |
| | San Francisco State University |
| | San Joaquin Valley Library System |
| | San José Public Library |
| | San José State University |
| | San Leandro Community Library |
| | San Mateo Union High School District |
| | Sandnes Library |
| | Sanibel Public Library |
| | Santa Barbara Trust for Historic Preservation |
| | Santa Clara City Library |
| | Santa Clara County Library |
| | Santa Clara University |
| | Santa Fe Public Library |
| | Sapporo Gakuin University |
| | Sapporo Medical University |
| | Sapporo University |
| | Saskatchewan Union Catalogue (SUNCAT) |
| | Satellite Sciences (France) |
| | SBN Servizio Bibliotecario Nazionale |
| | SBNonline - National Library Service |
| | SC LENDS |
| | SCD de l'Université Lyon 2 |
| | SCD de l'Université Lyon 3 |
| | School District 44 (North Vancouver, BC) |
| | School of Architecture Library - BOG |
| | School of Architecture Library - ARTUR |
| | School of Oriental and African Studies (SOAS) |
| | School of Pharmacy |
| | School of Visual Arts |
| | Scientific Library Network of Rome |
| | SCOOLS CAT South Central Organization Of (School) Library System |
| | Scottish Bibliographies Online |
| | Scottish Cultural Resources Access Network (SCRAN) |
| | Scuola Normale Superiore di Pisa |
| | SEALS/South East Academic Library System |
| | Seattle Pacific University |
| | Seattle University |
| | Security Public Library |
| | SELCO Regional Catalog |
| | Selma Public Library |
| | Servizio Bibliotecario Nazionale (SBN) |
| | Seton Hall University Law Library |
| | Shasta County Library |
| | Sheffield Hallam University |
| | Shenandoah University |
| | Shinawatra University |
| | Shippensburg University of Pennsylvania |
| | SIAST Saskatchewan Institute of Applied Science and Technology |
| | Signal Hill Public Library |
| | Simmons College |
| | Singapore Polytechnic |
| | Sisseton Wahpeton Community College |
| | Sistema Documentario Integrato dell'Area Fiorentina |
| | Sistemi bibliotecari integrati Comune e Università di Genova |
| | Skidmore College |
| | Skokie Public Library |
| | Slippery Rock University of Pennsylvania |
| | Smyth-Bland Regional Library |
| | Social Law Library Catalog |
| | Soka University of America |
| | Solano Napa And Partners Library Consortium |
| | Somerset Christian College |
| | Sonoma County Library |
| | Souborný katalog UK |
| | South Bank University |
| | South Carolina State Library |
| | South Carolina State University |
| | South Dakota Library Network |
| | South Louisiana Community College |
| | South Orange Public Library |
| | South Pasadena Public Library |
| | South West Institute of TAFE |
| | Southeast Ohio Library Consortium (SEO) |
| | Southeast Regional Library |
| | Southeastern Baptist Theological Seminary |
| | Southeastern Louisiana University |
| | Southeastern Public Library System of Oklahoma |
| | Southern Adventist University |
| | Southern Methodist University - PONI EXPRESS |
| | Southern Tier Library System |
| | Southern University |
| | Southern University at New Orleans |
| | Southern University at Shreveport |
| | Southern University Law Center |
| | Southfield Public Library |
| | Southwest Texas Junior College |
| | Sowela Technical Community College |
| | Sørreisa folkebibliotek |
| | Spring Arbor University |
| | SR - Regina Public Library |
| | SRG - Regina Qu' Appelle Health Region Library |
| | SRGH - Regina Health District |
| | Srinakharinwirot University |
| | SRL - Saskatchewan Legislative Library |
| | SRP - Saskatchewan Provincial Library |
| | SRPH - Saskatchewan Health Resource Centre |
| | SRRC - RCMP Resource Centre |
| | SRU - University of Regina |
| | SSU - University of Saskatchewan |
| | St George's Hospital Medical School |
| | St. Catherine's College |
| | St. Edwards University |
| | St. John Fisher College |
| | St. Lawrence-Lewis BOCES Learning Center |
| | St. Louis County Public Library |
| | St. Mary's Public Library |
| | St. Mary's University |
| | St. Mary's University College |
| | St. Mary's University College, Belfast |
| | St. Paul Public Library |
| | St. Thomas University/St. John Vianney Seminary |
| | Staffordshire University |
| | Stanford Graduate School of Business |
| | Stanford University |
| | Stanford University School of Medicine |
| | Stanislaus County Free Library |
| | Starkville-Oktibbeha County Library System |
| | State Library of Florida |
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