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Published by arrangement with the Institut africain pour le developpement economique et social
B.P. 8008, Abidjan, Cite d'Ivoire
FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS, Rome 1977
FAO Economic and Social Development Series No. 3/25
First printing 1977
ISBN 92-5-100156-1
© French edition, Institut africain pour le developpement economique et social (INADES) 1969
© English edition, FAO 1977