Page 70 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of thesis for the master of science degree, Michigan State University, East Lansing. 1961. 62 pages.
Pages 75-76 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of class research project, Michigan State University, East Lansing. 1961. 82 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: D08923
Notes:
Page 11 in Lucinda Crile, Review of Extension Studies - January to June 1949, Extension Service Circular 460, U.S. Department of Agriculture, Washington, D.C. July 1948. Digest of author's master's thesis, Iowa State University, Ames. Published by the Extension Service, North Carolina Agriculture College, Raleigh. 1948. 2 pages.