Wanlass, Lawrence C., author
Appleton-Century-Crofts, 1953
Buku Teks
Thomas, Edward J. (Edward Joseph), author
Routledge & Kegan Paul, 1951
Buku Teks
Trigger, Bruce G., author
Cambridge University Press, 1989
Buku Teks
edited by Warren J. Samuels, Jeff E. Biddle, John B. Davis
Blackwell, 2003
Buku Teks
Evans-Pritchard, E.E. (Edward Evan), 1902-1973, author
Faber and Faber , 1981
Buku Teks