Viljoen, V. E. (1962). The mineralogy and gensis of the Mangula, Vaalwater and Umkondo ore deposits. [University of Stellenbosch].
Citación estilo ChicagoViljoen, V. E. The Mineralogy and Gensis of the Mangula, Vaalwater and Umkondo Ore Deposits. Stellenbosch: [University of Stellenbosch], 1962.
Cita MLAViljoen, V. E. The Mineralogy and Gensis of the Mangula, Vaalwater and Umkondo Ore Deposits. [University of Stellenbosch], 1962.
Warning: These citations may not always be 100% accurate.