Dommen, Arthur J Innovation in African agriculture / Arthur J Dommen - Boulder : Westview, c1988. - xi, 14 p. ; ill. ; 23 cm. ISBN: 0813376483 LCCN: Subjects--Topical Terms: Agriculture research LC Class. No.: S494.5 / .I5D65 1988 Dewey Class. No.: 630.7 / D672i