Bohannan, Paul
Holt, Rinehart and Winston, 1963
Buku Teks
Evans-Pritchard, Edward Evan, 1902-1973
Bumi Aksara, 1986
Buku Teks
Lienhardt, Godfrey
Oxford University Press, 1966
Buku Teks
Evans-Pritchard, Edward Evan, 1902-1973
Routledge, 1972
Buku Teks
Lienhardt, Godfrey
Oxford University Press, 1969
Buku Teks SO