Cita APA (7th ed.)

Verney, P. (1979). Homo tyrannicus: A history of man's war against animals. Mills & Boon.

Cita Chicago (17th ed.)

Verney, Peter. Homo Tyrannicus: A History of Man's War Against Animals. London: Mills & Boon, 1979.

Cita MLA (9th ed.)

Verney, Peter. Homo Tyrannicus: A History of Man's War Against Animals. Mills & Boon, 1979.