Cita APA (7a ed.)

Shepard, P. (1998). Thinking animals: Animals and the development of human intelligence. University of Georgia Press.

Cita Chicago Style (17a ed.)

Shepard, Paul. Thinking Animals: Animals and the Development of Human Intelligence. Athens, Ga.: University of Georgia Press, 1998.

Cita MLA (8a ed.)

Shepard, Paul. Thinking Animals: Animals and the Development of Human Intelligence. University of Georgia Press, 1998.