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.
Page 31 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of a thesis for the doctor of philosophy degree in speech at Purdue University, Lafayette, Indiana. 1960. 289 pages.
Pages 69-70 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 in agricultural extension education, Louisiana State University, Baton Rouge. 1961. 77 pages.
Pages 85-86 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of a thesis for the master of science degree in agricultural extension education, Louisiana State University, Baton Rouge. 1960. 72 pages.
