De Kock, 1980. In: Le Houérou, H.N. (Ed.), Browse in Africa. The Current State of Knowledge, International Livestock Centre for Africa, Addis Ababa, Ethiopia, pp. 1–30

De Kock, G. C., 1980. Drought resistant fodder shrub crops in South Africa. In: Le Houérou, H.N. (Ed.), Browse in Africa. The Current State of Knowledge, International Livestock Centre for Africa, Addis Ababa, Ethiopia, pp. 1–30