APA (7th ed.) Citation

Waal, F. B. M., Macedo, S., Ober, J., & Wright, R. (2006). Primates and philosophers: How morality evolved. Princeton University Press.

Chicago Style (17th ed.) Citation

Waal, Frans B. M., Stephen Macedo, Josiah Ober, and Robert Wright. Primates and Philosophers: How Morality Evolved. Princeton, N.J: Princeton University Press, 2006.

MLA (9th ed.) Citation

Waal, Frans B. M., et al. Primates and Philosophers: How Morality Evolved. Princeton University Press, 2006.