Modes of production in Africa : the precolonial era / Donald Crummey and C.C. Stewart, editors. Crummey, Donald. ed. Stewart, C. C. (Charles Cameron) jt. ed. Thomas Leiper Kane Collection (Library of Congress. Hebraic Section) DLC HC800 .M63 338.096 19 MOD Includes bibliographical references and index. Beverly Hills : Sage, c1981. c1981. 1981 Text 256 p. : eng Sage series on African modernization and development ; v. 5 Africa Economic conditions Africa Politics and government