Page 64-65 in Review of Extension Research, January through December 1957. Survey for Agricultural Extension, University of California, Berkeley. 1957. 8 pages.
Page 74 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of research paper for a master of science degree in agricultural journalism, University of Wisconsin, Madison. 1959. 49 pages.