edited by David G. Mandelbaum, Gabriel W. Lasker, Ethel M. Albert
University of California Press, 1963
Buku Teks SO
Ember, Carol R.
Prentice-Hall, 1985
Buku Teks SO
edited by Allan H. Smith and John L. Fischer
Prentice-Hall, 1970
Buku Teks SO
Haviland, William A.
Rinehart and Winston, 1974
Buku Teks SO
Harris, Marvin, 1927-2001
HarperCollins, 1991
Buku Teks SO