1. Effectiveness of audio-visuals in disseminating information as testified by the extension workers Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Rao, C.S.S. (author) Format: Journal article Publication Date: 1965-04 Published: India Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C17347 Journal Title: Indian Journal of Extension Education Journal Title Details: 1 (1) : 43-53
