Dubelaar, C.N.
Foris Publications, 1986
Buku Teks
Embree, John F.
American Anthropological Association, 1941
Buku Teks
edited by Shanti Sadiq Ali
Hind Pocket Books, 1994
Buku Teks
Swan, Michael, author
Beacon Press, 1958
Buku Teks
Freyre, Gilberto
Alfred A. Knopf, 1946
Buku Teks