Pages 55-56 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of research reported in Kentucky Agricultural Experiment Station Progress Report 82. 1959. 42 pages.
Pages 79-80 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of research, Communications Research Center, Michigan State University, East Lansing. 1958. 57 pages.
Pages 74-75 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of research report, Extension Service, Michigan State University, E. Lansing. 1959. 17 pages.
Page 79 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of research report, College of Agriculture, University of Illinois, Urbana. 1959. 24 pages.
Page 77 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of research report by the Information Division, Agricultural Research Service, U.S. Department of Agriculture, Washington, D.C. 1959. 46 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.
Pages 79-80 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of research report, master of science in agricultural education, University of Minneapolis, St. Paul. 1959
