1. National Agricultural Library's Data Base : AGRICOLA Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Kreilkamp, H.D. (author) Format: Journal article Publication Date: 1977 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 50 Document Number: C00270 Journal Title: College and Research Libraries Journal Title Details: 38(4) : 298-303 Notes: Phase 1