Dyfyniad APA

Viljoen, V. E. (1962). The mineralogy and gensis of the Mangula, Vaalwater and Umkondo ore deposits. [University of Stellenbosch].

Dyfyniad Arddull Chicago

Viljoen, V. E. The Mineralogy and Gensis of the Mangula, Vaalwater and Umkondo Ore Deposits. Stellenbosch: [University of Stellenbosch], 1962.

Dyfyniad MLA

Viljoen, V. E. The Mineralogy and Gensis of the Mangula, Vaalwater and Umkondo Ore Deposits. [University of Stellenbosch], 1962.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.