| | Instituto Nacional de Engenharia, Tecnologia e Inovação |
| | A-G Canada |
| | Aalborg Universitets Bibliotek |
| | ABBE Regional Library |
| | Aberdeen University |
| | Abilene Library Consortium |
| | Academica Sinica |
| | Academy of Natural Sciences |
| | Acadia University - Vaughan Memorial Library |
| | Accademia della Crusca |
| | ACCESS Pennsylvania |
| | ACT (Australian Capital Territory) Geographic Data Directory |
| | Adelphi University |
| | Agricultural University of Athens |
| | AIATSIS |
| | Alabama Public Library Service |
| | Alachua County Library District |
| | Alameda County Library |
| | Alameda Free Library |
| | Albert Einstein College of Medicine of Yeshiva University |
| | Alberta College of Art & Design - Luke Lindoe Library |
| | Alberta Government Library |
| | Albuquerque / Bernalillo County Library System |
| | Allan Hancock College |
| | Alliant International University |
| | Altadena Public Library |
| | Alvernia College |
| | Ambrose University 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 |
| | 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 |
| | Arnprior Public Library |
| | Arrowhead Library System |
| | Art Center College of Design |
| | Arts and Humanities Data Service |
| | Asbury College and Theological Seminary |
| | Ashton Public Library |
| | Assemblies of God Theological Seminary |
| | Assumption College |
| | Astrophysics Data System |
| | Athabasca University |
| | Atlanta University Center |
| | Atlantic City Free Public Library |
| | Auburn University |
| | Auckland University of Technology |
| | Aurora Public Library - Colorado |
| | Aurora Public Library - Illinois |
| | Aurora Public Library - Ontario |
| | Austin College |
| | Austin Community College |
| | Austin Peay State 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 |
| | Bahria University |
| | Baldwin Public Library |
| | Ball State University |
| | Banco Central de Venezuela |
| | Banff Centre Library |
| | Bangor Public Library |
| | Bard College |
| | Barnaul State Pedagogical University |
| | Baton Rouge Community College |
| | Beaconsfield Public Library |
| | Bedford Public Library |
| | Beijing Normal University |
| | Bellarmine University |
| | Belmont University |
| | Beloit College |
| | Bendigo Regional Institute of TAFE |
| | Bentley College |
| | Bergen folkebibliotek |
| | Berkeley County Library System |
| | Berkeley Public Library |
| | Bernardsville Public Library |
| | Berry College |
| | Bethel College |
| | Beverly Hills Public Library |
| | Bibliocentre |
| | 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 Valenciana |
| | Biblioteca Virtual Miguel de Cervantes |
| | Biblioteket for Vejle By og Amt |
| | Biblioteket i Herlev Kommune |
| | Bibliotekstjänst |
| | Bibliothèque de Brossard |
| | Bibliothèque de L'Assomption |
| | Bibliothèque de Marseille à Vocation Régionale (BMVR) |
| | Bibliothèque de Montréal / Montreal Public Library |
| | Bibliothèque de Trois-Rivières |
| | Bibliothèque et Archives nationales du Québec (BANQ) |
| | Bibliothèque Louis Nucéra |
| | Bibliothèque municipale de La Sarre |
| | Bibliothèque municipale de Lyon |
| | Bibliothèque municipale de Rouyn-Noranda |
| | Bibliothèque publique d'information |
| | Bibliothèque publique de Pointe Claire |
| | BIBSYS |
| | Birbeck College - University of London |
| | Birkerød Bibliotek |
| | Bishop Museum |
| | Bishop Museum Library and Archives |
| | Bishop's University |
| | Blackpool Libraries |
| | Blinn College |
| | Bloomfield Township Public Library |
| | Bloomsburg University of Pennsylvania |
| | Blount County Public Library |
| | Blue Mountains Public Library |
| | Blue Ridge Community College |
| | Bluffton-Richland Public Library |
| | Boise State University/Idaho State Library |
| | Bond University |
| | Bossier Parish Community College |
| | Boston Athenaeum Library |
| | Boston College Libraries |
| | Boston University |
| | Bournemouth University |
| | Box Hill Institute of TAFE |
| | Bracebridge Public Library |
| | Brampton Public Library |
| | Brandeis University |
| | Brandon University |
| | Brescia University |
| | 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 Columbia Institute of Technology |
| | British Library Integrated Catalogue: BLIC - SUTRS |
| | Brock Township Public Library |
| | Brock University |
| | Bromley Libraries |
| | Brooklyn Public Library |
| | Broward County Library |
| | Brown University |
| | Brownsburg Public Library |
| | Brørup Bibliotek |
| | Brunel University |
| | Bryan College |
| | Bryn Mawr/Haverford/Swarthmore Colleges |
| | Buckinghamshire Chilterns University College |
| | Bucknell University |
| | Bulgarian Academy of Sciences |
| | Burlington Libraries Information Consortium |
| | Burnaby Public Library |
| | Bury Metro Libraries |
| | C/W MARS Central |
| | C/W MARS West |
| | Calcasieu Parish Public Library |
| | CALEXICO Unified School District |
| | Calgary Public Library |
| | California Institute of Technology |
| | California Institute of the Arts |
| | California Lutheran University |
| | California State Polytechnic University, Pomona |
| | California State Polytechnic University, San Luis Obispo |
| | 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 |
| | Cambridge Public Library |
| | Camden County Library System |
| | Camosun College |
| | Camrose Public Library |
| | Canada Institute for Scientific and Technical Information |
| | Canadian Centre for Architecture Library / Centre Canadien d'Ar |
| | Canadian Museum of Civilization and War Museum |
| | Canadian Museum of Nature |
| | Canadian National Institute for the Blind |
| | 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 |
| | Carleton University |
| | 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 |
| | Cavan Monaghan Public Libraries |
| | 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 |
| | Centre de documentation collégiale |
| | Centro Científico e Cultural de Macau |
| | Chaminade University |
| | Chandler Public Library |
| | Charles Darwin University |
| | Charleston Southern University |
| | Charlevoix Public Library |
| | 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 |
| | Clarence-Rockland Public Library |
| | Clarion University of Pennsylvania |
| | Clark University |
| | Clermont County Public Library |
| | CLIC Consortium / Bethel Theological Seminary |
| | Clive Public Library |
| | Clovis-Carver Public Library System |
| | COALA |
| | Coastal Carolina University |
| | Cobb County Library |
| | Cobourg Public Library |
| | Cochise County Library District |
| | Colgate University |
| | College of Charleston |
| | College of New Caledonia |
| | 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 the Rockies |
| | College of William and Mary |
| | Collège Gérald-Godin |
| | 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 |
| | Concordia University Mequon Wisconsin |
| | CONNECT NY |
| | Connecticut State University |
| | Connetquot Public Library |
| | Consejo Superior de Investigaciones Cientificas (CSIC) |
| | COPAC (Union Catalogue of UK University Libraries) |
| | Copenhagen Business School |
| | Copiah-Lincoln Community College Libraries |
| | Coquitlam Public Library |
| | Cork Institute of Technology (CIT) |
| | Cornell College |
| | Cornell University |
| | Cornerstone College |
| | Cornwall Public Library |
| | Corona Public Library |
| | Coronado Public Library |
| | Council of Ashtabula County Libraries |
| | County of Lambton Libraries |
| | County of Los Angeles Public Library |
| | County of Simcoe Library Co-operative |
| | 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 |
| | Dalton McCaughey Library Catalogue |
| | Daniel Library, The Citadel |
| | Daniel Webster College |
| | Danish National Library of Science and Medicine |
| | Danish Union Catalog |
| | Dartmouth College |
| | Daughters of the American Revolution |
| | David Lipscomb University |
| | Dayton Metro Library |
| | De Anza College |
| | Deakin University (VDU) |
| | Decatur Public Library |
| | Deep River Public Library |
| | Del Mar College |
| | Delgado Community College |
| | Denver Public Library |
| | Denver Public Schools |
| | Derry Public Library |
| | DeSales University |
| | Det Nordjyske Landsbibliotek |
| | Detroit Public Library |
| | 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 College |
| | Douglas County Libraries |
| | Dowling College |
| | Drake University |
| | Drexel University |
| | Duke University |
| | Durham College |
| | Earth Sciences Information Centre |
| | 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 |
| | EBSCOhost databases |
| | Ecole Normale Superieure Paris |
| | Edge Hill University |
| | Edgewood College |
| | Edinboro University of Pennsylvania |
| | Edinburgh College of Art |
| | Edinburgh University |
| | Edith Cowan University |
| | Edmonton Public Library |
| | Eighth U.S. Army Library |
| | El Paso Community College |
| | ELIA |
| | Elmira College |
| | Emily Carr University of Art + Design |
| | 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 |
| | Evangelical Lutheran Church in America Library |
| | Evangelical School of Theology |
| | École Polytechnique de Montréal |
| | Fairfield University - DiMenna-Nyselius Library |
| | Fakse Kommunes Biblioteker |
| | Falls Church Public Library |
| | Fayetteville State University |
| | FCLA Z39.50 Server |
| | Feng Chia University |
| | FENNICA: the Finnish National Bibliography |
| | Fenway Libraries Online |
| | FerrisNet/Ferris State University |
| | Finger Lakes Library System |
| | 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 |
| | Foreign Affairs and International Trade Canada, Library |
| | 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 |
| | Fraser Valley Regional Library |
| | Frederiksberg Bibliotek |
| | Frick Art Reference Library |
| | Fuller Theological Seminary |
| | Fundación Universitaria Manuela Beltrán |
| | 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 |
| | Galway-Cavendish & Harvey Township Public Library |
| | Gateway Technical College |
| | Geauga County Public Library |
| | Geelong Regional Library |
| | Gemeinsamer Bibliotheksverbund |
| | Geneva College |
| | George Fox University and Seminary |
| | George Mason University |
| | 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 |
| | 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 |
| | Grant MacEwan College |
| | Grapevine Public Library |
| | Gravenhurst Public Library |
| | Great Falls Public Library |
| | Greater Lowell Technical High School |
| | Greater Sudbury Public Library |
| | Greater Victoria Public Library |
| | Griffith University |
| | Grinnell College Libraries |
| | Grosse Point Public Library |
| | Guelph Public Library |
| | Halifax Public Libraries |
| | Hallingdalsbibliotekene |
| | Halton Hills Public Library |
| | Hamilton College |
| | Hamilton Wentworth District School Board |
| | Hammond Public Library |
| | Harris County Public Library |
| | Harrisburg Area Community College |
| | Harrison Memorial Library |
| | Hartford Seminary |
| | Hartwick College |
| | Hatfield Library Consortium |
| | Hawaii State Archives |
| | Hawaii Voyager Consortium |
| | Hawkesbury Public Library |
| | Hayward Public Library |
| | Heartland Library Cooperative |
| | HeBIS-Verbundkatalog / Union catalogue |
| | Hebrew Union College - Jewish Institute of Religion |
| | HEC Montréal - Bibliothèque Myriam et J.Robert Ouimet |
| | HELIN Library Consortium |
| | Helsingør Kommunes / Silkeborg Biblioteker |
| | Helsinki Metropolitan Libraries |
| | Henderson Dist. P.L./N. Las Vegas Lib. Dist. |
| | Hennepin County Library |
| | Heriot-Watt University |
| | Hernando County Public Library |
| | Herning Centralbibliotek |
| | Herrick Memorial Library |
| | Hillsboro City Library |
| | Hinds Community College |
| | Hokkaido University of Education Library |
| | Holland College |
| | 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 |
| | Hudson County Schools of Technology |
| | Humboldt County Public Library |
| | Hungarian National Library |
| | Huntsville Public Library |
| | Hurst Public Library |
| | 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 |
| | Indian Institute of Technology |
| | Indiana Historical Society |
| | Indiana State University Consortium |
| | Indiana University |
| | Indiana University of Pennsylvania |
| | InRhode Library Catalog |
| | INSPEC (Silver Platter) |
| | Institute of Education |
| | Institute of Technology Tallaght (ITT) |
| | Instituto Cervantes. Monografías |
| | Instituto Tecnológico y de Estudios Superiores de Monterrey |
| | Interboro Institute |
| | Interleaf BookZ Database |
| | International Islamic University Malaysia |
| | International Labor Organization |
| | Intute |
| | Iowa State University |
| | Iredell County Public Library |
| | IRIS/Fort Loudoun Regional Library System |
| | Israel Union List |
| | ISSN International Centre |
| | Istanbul Bilgi University |
| | Ithaca College |
| | IUE Istituto Universitario Europeo |
| | 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 |
| | Juilliard School Library |
| | Juniata College |
| | Kalamazoo Public Library |
| | Kapiolani Community College |
| | 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's College London |
| | Kishwaukee College |
| | Knihovna Univerzity Pardubice |
| | Knox County Public Library |
| | Koc University |
| | Koc University, Turkey |
| | Kolding Folkebibliotek |
| | Københavns Kommunes Biblioteker |
| | Københavns Kommunes Biblioteker (Artikelbasen) |
| | Kriminalistisk bibliotek |
| | Kurth Memorial Library |
| | Kutztown University |
| | Kwantlen Polytechnic University |
| | L'Octogone, Bibliothèque |
| | 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 |
| | Lakehead University |
| | Lakeland Library Region |
| | Lakeshore Technical College |
| | Lambuth University |
| | Lancashire County Library |
| | Lancaster Bible College and Graduate School |
| | Lancaster County Historical Society |
| | Lancaster University |
| | Lancaster Veterans Memorial Library |
| | Langara College |
| | Lansing Community College |
| | Latah County Library District |
| | Latvian Academic Library |
| | Latvian Academic Network |
| | Laurentian University |
| | Lawrence University |
| | Le Moyne College |
| | LEAP Catalog |
| | Lebanon Valley College |
| | Lee University |
| | Leeds Metropolitan University |
| | Leeward Community College |
| | Lehigh University |
| | Lethbridge College |
| | 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 of Congress |
| | Library System of Lancaster County |
| | Librería Jurídica LEX NOVA |
| | LIBRIS: Sweden |
| | LIBROS Consortium (University of New Mexico) |
| | 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+ |
| | Livermore Public Library |
| | Liverpool John Moores University |
| | Lloydminster Public Library |
| | Lock Haven University of Pennsylvania |
| | Lodi Public Library |
| | London Business School |
| | London District Catholic School Board |
| | London Guildhall University |
| | London Metropolitan University |
| | London Public Library |
| | 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 Tech University |
| | Louisiana Universities Marine Consortium |
| | Lower Merion Library System |
| | Loyola University at New Orleans |
| | Lubbock City County Library |
| | Lundtoft Kommunes Biblioteker |
| | Luther College |
| | Luther Seminary |
| | Luzerne County Library System |
| | Lycoming College |
| | Lyngby Uddannelsescenter |
| | Macquarie University Library |
| | Maine College of Art |
| | Maine InfoNet Statewide Catalog |
| | MaineCat |
| | Manitoba Educational Instructional Resources Unit |
| | 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 |
| | 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 |
| | McAllen Memorial Library |
| | McGill University |
| | McMaster University |
| | McNeese State University |
| | Meadville-Lombard Theological School |
| | Medical University of South Carolina |
| | Medical University of Southern Africa |
| | Medina Community Library |
| | Melbourne Grammar Schools |
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| | Reading Public Library |
| | REBECA - registros bibliograficos para bibliotecas publicas espa |
| | Reconstructionist Rabbinical College Library |
| | Recorded Books, LLC |
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| | Rhodes College |
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| | Rochester Institute of Technology |
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| | Roskilde Universitetsbibliotek |
| | Round Rock Public Library System |
| | Royal Dental College Library |
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| | Saskatchewan Union Catalogue (SUNCAT) |
| | Satellite Sciences (France) |
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| | SCD de l'Université Lyon 2 |
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| | School District 44 (North Vancouver, BC) |
| | School District 57 (Prince George, BC) |
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| | School of Pharmacy |
| | School of Visual Arts |
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| | Scottish Bibliographies Online |
| | Scottish Cultural Resources Access Network (SCRAN) |
| | Scuola Normale Superiore di Pisa |
| | SEALS/South East Academic Library System |
| | Seattle Pacific University |
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| | Security Public Library |
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| | Shippensburg University of Pennsylvania |
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| | Signal Hill Public Library |
| | Simmons College |
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| | Singapore Polytechnic University |
| | Sisseton Wahpeton Community College |
| | Sistemi bibliotecari integrati Comune e Università di Genova |
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| | St. Mary's University |
| | St. Mary's University College |
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| | Stephen F Austin State University |
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| | Sul Ross State University |
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| | Supreme Court of Canada |
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| | Susquehanna University |
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| | Swansea University |
| | Swinburne University of Technology |
| | Swiss National Library |
| | Sydthy Kommunes Biblioteker |
| | Syracuse University |
| | Talis Base |
| | Tamkang University |
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| | Tuscaloosa Public Library |
| | Ulster Public Schools |
| | UNILINC - Australia |
| | Union Catalogue of Art Books in Libraries in Scotland (UCABLIS) |
| | Union College (NY) |
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| | University of Texas at El Paso |
| | University of the Aegean |
| | University of the Arts London |
| | University of the Ozarks |
| | University of the West of England |
| | University of the Witwatersrand |
| | University of Toledo |
| | University of Toronto |
| | University of Utah |
| | University of Victoria - McPherson Library |
| | University of Victoria - Priestly Law Library |
| | University of Virginia |
| | University of Waikato |
| | University of Wales |
| | University of Wales at Aberystwyth |
| | University of Washington |
| | University of Western Australia |
| | University of Western Ontario |
| | University of Western Sydney |
| | University of Westminster |
| | University of Windsor |
| | University of Winnipeg |
| | University of Wisconsin, Green Bay |
| | University of Wisconsin, La Crosse |
| | University of Wisconsin, Madison |
| | University of Wisconsin, Oshkosh |
| | University of Wisconsin, Parkside |
| | University of Wisconsin, Platteville |
| | University of Wisconsin, River Falls |
| | University of Wisconsin, Superior |
| | University of Wisconsin, Whitewater |
| | University of Wollongong |
| | University of York |
| | Upper Arlington Public Library |
| | Upper Grand District School Board |
| | USMAI Consortium of Libraries |
| | Utah State University |
| | ValCAT Valley Library Consortium |
| | VALNet |
| | Valparaiso University |
| | Van Alstyne Public Library |
| | Vancouver Community College |
| | Vancouver Island University |
| | Vancouver Public Library |
| | Vanderbilt University |
| | Victoria and Albert Museum - National Art Library |
| | Victoria University Library |
| | Victoria University of Wellington |
| | Vigo County Public Library |
| | Villanova University |
| | Virginia Commonwealth University |
| | Virginia Community College System |
| | Virginia Military Institute |
| | Viterbo University |
| | Volunteer State Community College |
| | Wake Forest University |
| | Wake Forest University - Carpenter Medical Library |
| | Wake Forest University - Professional Center Library |
| | Wapiti Regional Library |
| | Warren-Trumbull County Public Library |
| | Waseda University |
| | Washington County Cooperative Library Services |
| | Washington Research Library Consortium |
| | Washington State Library |
| | Washington State University |
| | Washington University in St. Louis |
| | Waterloo Catholic District School Board |
| | Watsonville Public Library |
| | Waukegan Public Library |
| | Waukesha County Technical College |
| | Wayne State University |
| | Wellcome Library |
| | Wellesley College |
| | Welsh College of Music and Drama |
| | Wenzao Ursuline College of Languages |
| | Wesleyan College |
| | West Chester University |
| | West Valley College / Mission College |
| | West Vancouver Memorial Library |
| | West Virginia State College |
| | West Virginia Wesleyan College |
| | Western State College of Colorado |
| | Western State University College of Law |
| | Western Washington University |
| | Westerville Public Library |
| | Wheatland Regional Library |
| | Wheeling Jesuit University |
| | Whitchurch-Stouffville Public Library |
| | Whiting Public Library |
| | Whitworth College |
| | Wichita State University |
| | Wicomico County Public Library |
| | Wikipedia |
| | Wildenthal Library Sul Ross State University |
| | Wilderness Coast Public Libraries |
| | Wildlife Conservation Society |
| | Wilkes University |
| | William Carey University |
| | Williams College |
| | Williamson County Public Library |
| | Wilmington Public Library |
| | Wilmington Public Library of Clinton County |
| | Windsor Essex County Roman Catholic Separate School Board |
| | Windsor Public Library |
| | Windward Community College |
| | Wingate University |
| | Winnipeg Public Library |
| | Woodbury University |
| | Woods Hole Oceanographic Institution |
| | Worcester Polytechnic Institute |
| | Yale Law School |
| | Yale University |
| | Yarra Plenty Regional Library |
| | Yeshiva University |
| | Yeshiva University College of Law |
| | York College of Pennsylvania |
| | York Region District School Board |
| | York University |
| | Youngstown and Mahoning County Library |
| | Ypsilanti District Library |
| | Yuba County Library |
| | Yuma County Library District |
| | Zhejiang Provinicial Library |
