Não informado. (1923). Entomology memoirs. Republic of South Africa, Department of Agriculture.
Citace podle Chicago (17th ed.)Não informado. Entomology Memoirs. Pretoria, Africa do Sul: Republic of South Africa, Department of Agriculture, 1923.
Citace podle MLA (8th ed.)Não informado. Entomology Memoirs. Republic of South Africa, Department of Agriculture, 1923.
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