Eriksen, Thomas Hylland, author
Plutto Press, 2004
Buku Teks
Jennings, Jesse D., author
McGraw-Hill, 1972
Buku Teks
Kuper, Adam, author
Routledge, 1996
Buku Teks
edited by Carleton S. Coon and Edward E. Hunt
Grosset & Dunlap, 1963
Buku Teks
edited by Susan Wright
Routledge, 1999
Buku Teks