Cita APA (7a ed.)

Schaller, G. B. (1974). The year of the Gorilla. The University of Chicago press.

Cita Chicago Style (17a ed.)

Schaller, George B. The Year of the Gorilla. Chicago: The University of Chicago press, 1974.

Cita MLA (9a ed.)

Schaller, George B. The Year of the Gorilla. The University of Chicago press, 1974.