(1975). Flora of Southern Africa: Which deals with the territories of South Africa, Lesotho, Swaziland, Namibia and Botswana. National Botanical Institute.
Chicago-Zitierstil (17. Ausg.)Flora of Southern Africa: Which Deals with the Territories of South Africa, Lesotho, Swaziland, Namibia and Botswana. Pretoria: National Botanical Institute, 1975.
MLA-Zitierstil (9. Ausg.)Flora of Southern Africa: Which Deals with the Territories of South Africa, Lesotho, Swaziland, Namibia and Botswana. National Botanical Institute, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.