Kriesel, H. C. Cocoa marketing in Nigeria / H. C. Kriesel - East Lansing : Michigan State University, 1968 - iii,79 p.: map ; 28 cm. - Consortium for the study of Nigerian rural development Report ; no.21 . Subjects--Topical Terms: Cacao --marketing--Nigeria----Cacao --marketing--Nigeria---- Dewey Class. No.: Q 630.9669 CON