Rosenthal, E. (1961). Encyclopaedia of Southern Africa (2 ed.). F. Warne.
Chicago-čujuhus (17. p.)Rosenthal, Eric. Encyclopaedia of Southern Africa. 2 ed. London, New York: F. Warne, 1961.
MLA-čujuhus (9. p.)Rosenthal, Eric. Encyclopaedia of Southern Africa. 2 ed. F. Warne, 1961.
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