APA (7th ed.) Citation

Waal, F. B. M. d. (2001). Tree of origin: What primate behavior can tell us about human social evolution. Harvard University Press.

Chicago Style (17th ed.) Citation

Waal, F. B. M. de. Tree of Origin: What Primate Behavior Can Tell Us About Human Social Evolution. Cambridge, Mass. ; London: Harvard University Press, 2001.

MLA (9th ed.) Citation

Waal, F. B. M. de. Tree of Origin: What Primate Behavior Can Tell Us About Human Social Evolution. Harvard University Press, 2001.