Pages 74-75 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 doctor of philosophy degree in cooperative extension administration, University of Wisconsin, Madison. 1960. 155 pages.
Page 65 in Review of Extension Research, January through December 1957. Summary of a survey for Agricultural Extension, Texas Agricultural College, College Station. 1957. 14 pages.
Pages 59-61 in Extension Circular 534, Review of Extension Research, January through December 1960, U.S. Department of Agriculture, Washington, D.C. Summary of dissertation research for doctor of philosophy in extension education, Cornell University, Ithaca, New York. 1960. 278 pages.