Evans-Pritchard, E.E. (Edward Evan), 1902-1973, author
Routledge, 1972
Buku Teks
edited by Reavis Cox and Wroe Alderson
Richard D. Irwin, 1950
Buku Teks
Barnes, J. A., author
Cambridge University Press, 1990
Buku Teks
Acdemic Press , 1979
Buku Teks
Mair, Lucy, author
University of London, 1969
Buku Teks