1. . More than meets the eye: the research on effectiveness of broadcast radio, SCA, and teleconferencing for instruction. Madison: University of Wisconsin-Extension, 1980.
2. Teaching by Telephone
3. . A brief review of the work of the Communications Studies Group, 1969–1977; 99–103. In The telephone in education. Madison: University of Wisconsin-Extension, 1977.
4. . A comparison of the effectiveness of face-to-face and remote teaching in communicating educational information to adults. Manhattan, Kansas: Cooperative Extension Services, Kansas State University, November 1968.