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.
Page 8 in Extension Circular 534, Review of Extension Research, January through December 1960, U.S. Department of Agriculture, Washington, D.C. Summary of Research Bulletin 850, Ohio Agricultural Experiment Station, Ohio State University,Columbus. 1960. 38 pages.
Page 60 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of Ohio Agricultural Experiment Station Research Bulletin 890 of this title, Ohio State University, Wooster. 1961. 18 pages.
Pages 54-55 in Review of Extension Research, January through December 1957. Summary of research for Agricultural Extension, College of Agriculture, University of Illinois, Urbana. 1957. 7 pp.
Pages 53-54 in Review of Extension Research, January through December 1957. Information Sheet 540, Mississippi Agricultural Experiment Station, Mississippi State University, State College. 1956.
Pages 62-63 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of masters report for the master of science in agricultural education, Oklahoma State University, Stillwater. 1961. 83 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
