1. Health education in the extension service: a historical perspective Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Johnson, H.L. (author) Format: Journal article Publication Date: 1975 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 48 Document Number: B05839 Journal Title: Health Education Monographs Journal Title Details: 3(1) : 18-30