APA (7th ed.) Citation

Etkin, W. (1964). Social behavior and organization among vertebrates. University of Chicago Press.

Chicago Style (17th ed.) Citation

Etkin, William. Social Behavior and Organization Among Vertebrates. Chicago: University of Chicago Press, 1964.

MLA (9th ed.) Citation

Etkin, William. Social Behavior and Organization Among Vertebrates. University of Chicago Press, 1964.