Cita APA (7a ed.)
New York Public Library. (2002). The New York Public Library desk reference (4th ed.). Hyperion.
Cita Chicago Style (17a ed.)
New York Public Library. The New York Public Library Desk Reference. 4th ed. New York: Hyperion, 2002.
Cita MLA (9a ed.)
New York Public Library. The New York Public Library Desk Reference. 4th ed. Hyperion, 2002.
Precaución: Estas citas no son 100% exactas.