Cita APA (7th ed.)
OCLC & ebrary, Inc. (2008). OCLC systems & services: International digital library perspectives. Emerald.
Cita Chicago (17th ed.)
OCLC i Inc ebrary. OCLC Systems & Services: International Digital Library Perspectives. [Bradford, England]: Emerald, 2008.
Cita MLA (9th ed.)
OCLC i Inc ebrary. OCLC Systems & Services: International Digital Library Perspectives. Emerald, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.