Cita APA (7a ed.)

Waal, F. B. M. d. (1998). Good natured: The origins of right and wrong in humans and other animals. Harvard University Press.

Cita Chicago Style (17a ed.)

Waal, F. B. M. de. Good Natured: The Origins of Right and Wrong in Humans and Other Animals. Cambridge (Massachusetts) [etc.]: Harvard University Press, 1998.

Cita MLA (9a ed.)

Waal, F. B. M. de. Good Natured: The Origins of Right and Wrong in Humans and Other Animals. Harvard University Press, 1998.