Não informado. (1920). Journal of the Department of Agriculture of the Union of South Africa. Union of South Africa, Department of Agriculture.
Cita Chicago Style (17a ed.)Não informado. Journal of the Department of Agriculture of the Union of South Africa. Pretoria, Africa do Sul: Union of South Africa, Department of Agriculture, 1920.
Cita MLA (8a ed.)Não informado. Journal of the Department of Agriculture of the Union of South Africa. Union of South Africa, Department of Agriculture, 1920.
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