Cita APA (7th ed.)

Bridgwater, W. (1960). The Columbia Viking desk encyclopedia (2a. ed.). The Viking Press.

Cita Chicago (17th ed.)

Bridgwater, William. The Columbia Viking Desk Encyclopedia. 2a. ed. Nueva York: The Viking Press, 1960.

Cita MLA (9th ed.)

Bridgwater, William. The Columbia Viking Desk Encyclopedia. 2a. ed. The Viking Press, 1960.