Pages 67-68 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 degree in journalism, University of Illinois, Urbana. 1962. 74 pages.
Page 56-57 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, Ohio State University, Columbus. 1960. 79 pages.