Franklin

MLA

Willis, Delta. The Hominid Gang : Behind the Scenes In the Search for Human Origins. New York, N.Y., U.S.A.: Penguin Books, 1991.

APA

Willis, D. (1991). The hominid gang : behind the scenes in the search for human origins. New York, N.Y., U.S.A.: Penguin Books.

Chicago

Willis, Delta. The Hominid Gang: Behind the Scenes In the Search for Human Origins. New York, N.Y., U.S.A.: Penguin Books, 1991.