Fortes, M., & Evans-Pritchard, E. (1963). African political systems. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Fortes, Meyer, agus E.E Evans-Pritchard. African Political Systems. London: Oxford University Press, 1963.
Lua MLA (9ú heag.)Fortes, Meyer, agus E.E Evans-Pritchard. African Political Systems. Oxford University Press, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.