Page 60 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of Ohio Agricultural Experiment Station Research Bulletin 890 of this title, Ohio State University, Wooster. 1961. 18 pages.
National Association of Farm Broadcasters Archives, University of Illinois. NAFB Publications Series No. 8/3/88. Box No. 3. Contact http://www.library.uiuc.edu/ahx/ or Documentation Center
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D08630
Notes:
Located in Review of Extension Studies, volumes for 1946-1956, U.S. Department of Agriculture, Washington, D.C., Summary of research report. Office of Extension Studies, New York State Agriculture Extension, Ithaca. 27 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: D08927
Notes:
Page 6 in Lucinda Crile, Review of Extension Studies - January to June 1948, Extension Service Circular 454, U.S. Department of Agriculture, Washington, D.C. July 1949. Summary of findings from the author's bachelor's thesis, Purdue University. Published by Agricultural Extension, Purdue University, West Lafayette, Indiana. 1948. 14 pages.
