Primates and philosophers how morality evolved

Bibliographic Details
Main Author:	Waal, F. B. M. de 1948-
Other Authors:	Macedo, Stephen 1957-, Ober, Josiah, Korsgaard, Christine M.
Format:	Book
Published:	Princeton, N.J. Princeton University Press c2006.
Subjects:	Ethics, Evolutionary. Primates > Behavior. Altruistic behavior in animals.