Seligman, C.G.
Races of Africa
Thornton Butterworth, 1939
 Buku Teks
Boyd, William C.
Races and people
Abelard-Schuman, 1955
 Buku Teks
Coon, Carleton S.
The origin of races
Alfred A. Knopf, 1962
 Buku Teks
Coon, Carleton S.
The Living races of man
Alfred A. Knoff, 1969
 Buku Teks
Garn, Stanley M.
Human races / Stanley M. Garn
Charles C. Thomas, 1971
 Buku Teks