- Amazon Brazil books
- Amazon Canada books
- Amazon Canada movies
- Amazon Canada music
- Amazon China books
- Amazon China movies
- Amazon China music
- Amazon France books
- Amazon France movies
- Amazon France music
- Amazon Germany books
- Amazon Germany movies
- Amazon Germany music
- Amazon India books
- Amazon India movies
- Amazon India music
- Amazon Italy books
- Amazon Italy movies
- Amazon Italy music
- Amazon Japan books
- Amazon Japan movies
- Amazon Japan music
- Amazon Spain books
- Amazon Spain books Music
- Amazon Spain movies
- Amazon Spain music
- Amazon Spain music Movies
- Amazon UK movies
- Amazon UK music
- Amazon.com music
- American University of Beirut
- Antilope Anet (UAntwerpen, UHasselt, EHC, etc.)
- Australian National University (Acton, ACT)
- Biblioteca de Catalunya / Library of Catalonia (Barcelona, B, CT)
- Biblioteca Nacional de España / National Library of Spain (Madrid, CM) Bizkaiko Foru Liburutegia / Biblioteca Foral de Bizkaia / Regional Library of Bizkaia (Bilbao, BI, PV)
- Biblioteca Nacional de Portugal
- Biblioteca Nacional Mariano Moreno / Mariano Moreno National Library (CABA, Buenos Aires)
- Brooklyn Public Library (Brooklyn, NY)
- Carnegie Mellon University (Pittsburgh, PA)
- CCUC - Catàleg Col·lectiu de les Universitats de Catalunya / University Union Catalogue of Catalonia (Barcelona, B, CT)
- Central European University (Wien, Wien)
- Christchurch City Libraries (Christchurch, CAN)
- Cornell University (Ithaca, NY) MARMOT Library Network (Colorado Public and Academic Libraries) (Grand Junction, CO)
- Det kongelige Bibliotek
- Dublin Institute of Technology
- GBV - Gemeinsamer Bibliotheksverbund / GBV Common Library Network (Göttingen, NI)
- HelMet - Helmet-kirjasto / Helsinki Metropolitan Libraries (Helsinki, Uusimaa)
- Israel Union List
- King’s College London, KCL
- LIBIS-Net (Belgium)
- LIBRIS - Kungliga biblioteket / Royal Library of Sweden (Stockholm, Stockholm)
- London School of Economics, LSE National Library of Scotland
- Massachusetts Historical Society (Boston, MA)
- Massachusetts Institute of Technology, MIT (Cambridge, MA)
- Melinda - Union Catalogue of University Libraries
- Metro Boston Library Network (Boston, MA)
- N-LARN (NMEICT Project, India)
- Nasjonalbiblioteket / National Library of Norway (Oslo, Oslo)
- National Library of New Zealand (Wellington, WGN)
- National Library of Wales
- National University of Ireland, Galway
- National University of Kyiv-Mohyla Academy Libraries
- New York State Library (Albany, NY)
- OhioLINK (Columbus, OH)
- Open University (Milton Keynes, Buckinghamshire, England)
- Országos Széchényi Könyvtár, OSZK / Hungarian National Library (Budapest, BU)
- Orta Do?u Teknik Üniversitesi / Middle East Technical University
- Pontificia Universidad Católica Argentina / Pontifical Catholic University of Argentina (CABA, Buenos Aires)
- Pontificia Universidad Javeriana (Bogotá, DC)
- Porbase
- Public Libraries Victoria (Victoria & New South Wales Public Libraries)
- REBECA - Registros bibliográficos para bibliotecas públicas españolas / Spanish Public Library Union Catalog (Madrid, CM)
- Red de Bibliotecas Medellín Área Metropolitana (Medellín, ANT)
- RERO - Reseau Romand (Switzerland)
- Russian State Library
- San Francisco Public Library (San Francisco, CA) Seattle Public Library (Seattle, WA)
- SEALS - Southeast Academic Libraries System (Port Elizabeth, EC)
- Servizio Bibliotecario Nazionale, SBN / Italian National Library Service
- SUDOC, Agence bibliographique de l’enseignement supérieur (Montpellier, OCC)
- Toronto Public Library (Toronto, ON)
- Trinity College, Dublin
- Universidad de Chile (Santiago, RM)
- Universidad de Sevilla / University of Seville (Sevilla, SE, AN)
- Universidade de Coimbra - Biblioteca Geral
- Universidade de São Paulo, USP (São Paulo, SP)
- Universidade Estadual Paulista, UNESP (São Paulo, SP)
- Universitat de Barcelona
- Universität Wien, UBW / University of Vienna (Wien, Wien)
- University College Cork
- University of Auckland (Auckland, AUK)
- University of California, Berkeley (Berkeley, CA)
- University of Cambridge (Cambridge, CAM, ENG) University of Edinburgh (City of Edinburgh, Scotland)
- University of Chicago (Chicago, IL)
- University of Glasgow
- University of Melbourne (Parkville, Melbourne, VIC)
- University of Michigan (Ann Arbor, MI)
- University of New South Wales (Kensington, Sydney, NSW)
- University of Oxford
- University of Texas — Austin (Austin, TX)
- University of Virginia (Charlottesville, VA)
- University of Warwick
- Vancouver Public Library (Vancouver, BC)
- Vlaamse Centrale Catalogus
- Yale University (New Haven, CT)