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.
USA: Federal Extension Service, U.S. Department of Agriculture, Washington, D.C.
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D08924
Notes:
Page 7 in Lucinda Crile, Review of Extension Studies - July to December 1948, Extension Service Circular 456, U.S. Department of Agriculture, Washington, D.C. December 1948. Summary of publication from Agriculture College Extension, University of Maine, Orono. 1948. 6 pages.
