Pages 68-69 in Review of Extension Research, January through December 1957. Summary of a thesis for the Master of Science degree at the University of Illinois, Urbana. 95 pages. 1956.
Page 72 in Review of Extension Research, January through December 1957. Brief description of Extension Circular 514, U.S. Federal Extension Service, U.S. Department of Agriculture, Washington, D.C. 1957. 83 pages.
Pages 75-76 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of thesis for master of science degree in extension education, Cornell University, Ithaca, NY. 1959. 178 pages.
