1. Professional competencies needed by extension agents in the Pennsylvania Cooperative Extension Service Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Gonzalez, I. Miley (author), Howell, David L. (author), and Lindley, William I. (author) Format: Journal article Publication Date: 1984 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C17505 Journal Title: Journal of the American Association of Teacher Educators in Agriculture Journal Title Details: 25(2) : 30-36
