APA (7e ed.) Bronvermelding

Transvaal (Colony). Geological Survey & Transvaal (Colony). Mines Dept. Report of the Geological Survey for the year ... Govt. Print. and Stationery Office.

Chicago (17e ed.) Bronvermelding

Transvaal (Colony). Geological Survey en Transvaal (Colony). Mines Dept. Report of the Geological Survey for the Year ... Pretoria: Govt. Print. and Stationery Office.

MLA (8e ed.) Bronvermelding

Transvaal (Colony). Geological Survey en Transvaal (Colony). Mines Dept. Report of the Geological Survey for the Year ... Govt. Print. and Stationery Office.