APA (7th ed.) Citation

Leakey, R. E. (1995). Origin of humankind / Richard E. Leakey. Phoenix.

Chicago Style (17th ed.) Citation

Leakey, Richard E. Origin of Humankind / Richard E. Leakey. London: Phoenix, 1995.

MLA (9th ed.) Citation

Leakey, Richard E. Origin of Humankind / Richard E. Leakey. Phoenix, 1995.

Warning: These citations may not always be 100% accurate.