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2. Brown Radcliffe in Structure and Function in Primitive Society, 1952, p. 33
3. Taylor B. K. , The Western Lacustrine Bantu, Ethnographic Survey of Africa, 1962, pp. 49–50, 58, and 69.
4. Cory H. and Hartnoll M. M. , The Customary Law of the Haya Tribe, 1945
5. The Buyeye, a Secret Society of Snake-charmers in Sukumaland, Tanganyika Territory;Africa,1946