Howells, William D.
Mankind in the making : the story of human evolution
Doubleday, 1967
 Buku Teks SO
Howells, William D.
Mankind in the making : the story of human evolution
Doubleday, 1967
 Buku Teks SO
Encyclopedia of human evolution and prehistory
edited by Eric Delson, Ian Tattersall, John A. Van Couvering and Alison S. Brokks
Garland Publishing, 2000
 Buku Referensi
Ulijaszek, Stanley J.
Evolving human nutrition : implications for public health
Cambridge University Press, 2012
 Buku Teks SO
Coon, Carleton S.
The origin of races
Alfred A. Knopf, 1962
 Buku Teks SO