APA (7th ed.) Zitazioa

Bridgwater, W. (1968). The columbia viking desk encyclopedia (3a. ed.). The Viking Press.

Chicago Style (17th ed.) Zitazioa

Bridgwater, William. The Columbia Viking Desk Encyclopedia. 3a. ed. Nueva York: The Viking Press, 1968.

MLA (9th ed.) Zitazioa

Bridgwater, William. The Columbia Viking Desk Encyclopedia. 3a. ed. The Viking Press, 1968.