Cita APA (7a ed.)
Schaller, G. B. (1988). The year of the gorilla. University of Chicago Press.
Cita Chicago Style (17a ed.)
Schaller, George B. The Year of the Gorilla. Chicago: University of Chicago Press, 1988.
Cita MLA (9a ed.)
Schaller, George B. The Year of the Gorilla. University of Chicago Press, 1988.
Precaución: Estas citas no son 100% exactas.