Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Zitierstil

Isaac, G. L., & Leakey, R. E. (1979). Human ancestors: Readings from Scientific American. San Francisco-CA: Freeman.

Chicago Zitierstil

Isaac, Glynn Llywelyn, and Richard E. Leakey. Human Ancestors: Readings From Scientific American. San Francisco-CA: Freeman, 1979.

MLA Zitierstil

Isaac, Glynn Llywelyn, and Richard E. Leakey. Human Ancestors: Readings From Scientific American. San Francisco-CA: Freeman, 1979.