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.
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.
Page 69 in Extension Circular 534, Review of Extension Research, January through December 1960, U.S. Department of Agriculture, Washington, D.C. Brief description of a thesis of this title for the master of science degree in agricultural extension, University of Tennessee, Knoxville. 1960. 199 pages.
Pages 82-83 in Review of Extension Research, January through December 1957. Brief description of a study to be conducted by the Publications Needs Study Committee, U.S. Department of Agriculture, Washington, D.C.
