Cita APA (7a ed.)
Anonymous. (2000). Online Computer Library Center (OCLC). The Electronic Library.
Cita Chicago Style (17a ed.)
Anonymous. "Online Computer Library Center (OCLC)." The Electronic Library 2000.
Cita MLA (9a ed.)
Anonymous. "Online Computer Library Center (OCLC)." The Electronic Library, 2000.
Precaución: Estas citas no son 100% exactas.