Rosenthal, E. (1961). Encyclopaedia of Southern Africa (2 ed.). F. Warne.
Lua i Stíl Chicago (17ú heag.)Rosenthal, Eric. Encyclopaedia of Southern Africa. 2 ed. London, New York: F. Warne, 1961.
Lua MLA (9ú heag.)Rosenthal, Eric. Encyclopaedia of Southern Africa. 2 ed. F. Warne, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.