Cita APA (7th ed.)

Beach, F. A. (1972). Social behavior and organization among vertebrates. Univ. of Chicago.

Cita Chicago (17th ed.)

Beach, Frank A. Social Behavior and Organization Among Vertebrates. Chicago: Univ. of Chicago, 1972.

Cita MLA (9th ed.)

Beach, Frank A. Social Behavior and Organization Among Vertebrates. Univ. of Chicago, 1972.