Não informado. Transvaal agricultural journal. Union of South Africa, Department of Agriculture.
Style de citation Chicago (17e éd.)Não informado. Transvaal Agricultural Journal. Pretoria, Africa do Sul: Union of South Africa, Department of Agriculture.
Style de citation MLA (8e éd.)Não informado. Transvaal Agricultural Journal. Union of South Africa, Department of Agriculture.
Attention : ces citations peuvent ne pas être correctes à 100%.