Page 85 in Extension Service Circular 544, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of Special Report 6, Office of Extension Studies, Cornell University, Ithaca, New York. 1962. 45 pages.
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 1 Document Number: B00123
Notes:
AgComm Teaching, Urbana, IL: Extension Editorial Office, College of Agriculture, University of Illinois. 14 pp. (Agricultural Communications Research Report 19)
