Cita APA (7a ed.)
Anonymous. (2001). Library of Congress and OCLC to collaborate on digital reference project. OCLC Systems & Services.
Cita Chicago Style (17a ed.)
Anonymous. "Library of Congress and OCLC to Collaborate on Digital Reference Project." OCLC Systems & Services 2001.
Cita MLA (9a ed.)
Anonymous. "Library of Congress and OCLC to Collaborate on Digital Reference Project." OCLC Systems & Services, 2001.
Precaución: Estas citas no son 100% exactas.