1. and Electrophoretic variants of glucose-6-phosphate dehydrogenase and phospholgucomutase in Bantu and Coloured Subjects. S. Afr. J. Med. Sci., in press.
2. 1960 In: Handbook to the Federation of Rhodesia and Nyasaland. ed. Cassell and Co., Ltd., London.
3. 1960 The Social Organization of the Gwenbe Tonga. Manchester University Press.
4. 1937 Racial Origins in Schapera, (ed.) The Bantu-Speaking Tribes of South Africa. Routledge and Kegan Paul, Ltd., London.