Style de citation APA (7e éd.)

Não informado. Statistical and other data on minerals: Quarterly information circular. Republic of South Africa, Department of Mines.

Style de citation Chicago (17e éd.)

Não informado. Statistical and Other Data on Minerals: Quarterly Information Circular. Pretoria, Africa do Sul: Republic of South Africa, Department of Mines.

Style de citation MLA (8e éd.)

Não informado. Statistical and Other Data on Minerals: Quarterly Information Circular. Republic of South Africa, Department of Mines.

Attention : ces citations peuvent ne pas être correctes à 100%.