Scheepers, J. C. (1977). The vegetation of Westfalia Estate on the north-eastern Transvaal escarpment. Botanical Research Institute, Dept. of Agricultural Technical Services, South Africa.
Chicago-Zitierstil (17. Ausg.)Scheepers, J. C. The Vegetation of Westfalia Estate on the North-eastern Transvaal Escarpment. [Pretoria]: Botanical Research Institute, Dept. of Agricultural Technical Services, South Africa, 1977.
MLA-Zitierstil (9. Ausg.)Scheepers, J. C. The Vegetation of Westfalia Estate on the North-eastern Transvaal Escarpment. Botanical Research Institute, Dept. of Agricultural Technical Services, South Africa, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.