edited by William L. Thomas
Wenner-Gren Foundation for Anthropological Research, 1955
Buku Teks SO
edited Marjorie Dent Candee
H.W. Wilson, 1955
Buku Teks SO
edited by Marjorie Dent Candee
H.W. Wilson, 1956
Buku Referensi
Ember, Carol R.
Prentice-Hall, 1985
Buku Teks SO
edited by Allan H. Smith and John L. Fischer
Prentice-Hall, 1970
Buku Teks SO