1. Interfacing research and extension in information delivery systems Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Debertin, David L. (author), Infanger, C. L. (author), and Robbins, L. W. (author) Format: Journal article Publication Date: 1978 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 49 Document Number: C00132 Journal Title: American Journal of Agricultural Economics Journal Title Details: 60(5): 915-922 Notes: James F. Evans Collection