APA (7th ed.) Zitazioa

Benarde, M. A. (1992). Global warning-global warming. Wiley.

Chicago Style (17th ed.) Zitazioa

Benarde, Melvin A. Global Warning-global Warming. New York: Wiley, 1992.

MLA (9th ed.) Zitazioa

Benarde, Melvin A. Global Warning-global Warming. Wiley, 1992.