1. The linkage problem: a comparative analysis of cocoa and maize technology systems in Ghana Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Annor-Frempong, C. (author) Format: Journal article Publication Date: 1990-12 Published: Ghana Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C18467 Journal Title: Journal of Extension Systems Journal Title Details: 6(2) : 42-52
