Cita APA (7a ed.)

Macedo, S., & Ober, J. (2006). Primates and Philosophers: How Morality Evolved. Princeton University Press.

Cita Chicago Style (17a ed.)

Macedo, Stepehen, y Josiah Ober. Primates and Philosophers: How Morality Evolved. New Jersey: Princeton University Press, 2006.

Cita MLA (8a ed.)

Macedo, Stepehen, y Josiah Ober. Primates and Philosophers: How Morality Evolved. Princeton University Press, 2006.