Rigby, Peter, 1938- Persistent pastoralists : nomadic societies in transition / Pe ter Rigby. - London : Totowa, N.J. : Zed ; Biblio Distribution Center, 1985. - x, 198 p. : ill. ; 23 cm. - Third World books . Includes index. Bibliography: (p. 176-190) ISBN: 0862322278 Subjects--Topical Terms: Masai (African people) -- Economic conditions. Herders -- Africa, East. Nomads -- Africa, East. Rural development. Range management -- Africa, East. Dewey Class. No.: 305.89676