Não informado. (1942). African Studies. University of the Witwatersrand, Department of Bantu Studies.
Chicago-referens (17:e uppl.)Não informado. African Studies. Johannesburg, Africa do Sul: University of the Witwatersrand, Department of Bantu Studies, 1942.
MLA-referens (8:e uppl.)Não informado. African Studies. University of the Witwatersrand, Department of Bantu Studies, 1942.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.