Pages 77-78 in Extension Service Circular 544, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of thesis for the master of science, Michigan State University, East Lansing. 1962. 205 pages.
Pages 75-77 in Extension Circular 521, Review of Extension Research, January through December 1958, U.S. Department of Agriculture, Washington, D.C. Summary of the thesis for a Master of Science degree in agricultural economics, Michigan State University, East Lansing. 1958. 138 pages.
Page 77 in Extension Service Circular 544, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of Federal Extension Service, ER&T-77, U.S.Department of Agriculture, Washington, D.C. 1962. 3 pages.
Page 77 in Extension Service Circular 544, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of Federal Extension Service, ER&T-146, U.S.Department of Agriculture, Washington, D.C. 1962. 3 pages.
