Pages 10-11 in Extension Circular 521, Review of Extension Research, January through December 1958, U.S. Department of Agriculture, Washington, D.C. Summary of a thesis for a Master of Science degree in agricultural extension, Michigan State University, East Lansing. 1958. 79 pages.
Pages 15-16 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of research for a doctor of education degree in extension education, Cornell University, Ithaca, New York. 1961. 200 pages.