References

France, Diane L.
1998 Physical Anthropology. Third Edition. Belmont, CA: Wadsworth Publishing

Lewin, Roger
1993 Human Evolution: An Illustrated Introduction. Third Edition. Boston: Blackwell Scientific Publications

Piero, Angela
1993 The extraordinary story of human origins. Buffalo, NY: Prometheus Books

Stringer, Christopher
1997 African Exodus: the origins of modern humanity. First Edition. New York: Henry Holt

Washburn, S.L., Moore, Ruth
1980 Ape Into Human: A Study Of Human Evolution. Second Edition. Boston and Toronto: Little, Brown and Company