Agricultural marketing intervention in East Africa : a study in the colonial origins of marketing policies, 1900-1965 / by Masao Yoshida. Yoshida, Masao, 1934- Produce trade Government policy Africa, East History. HD9017.E22 Y67 1984 380.14109676 19 YOA Includes index and bibliographical references Tokyo : Sole agent, 1984. 1984. 1984 Text viii, 206 p. : eng I.D.E. occasional papers series ; no. 20 Africa, East