1. Groberg, M. J. 1968. “An Effectiveness Study of a Telephone Conversation Radio Program”. University of Utah. Unpublished Masters Thesis
2. Democratic Functions of the Open Mike Radio Forum
3. Talk show radio as interpersonal communication
4. Avery, R. K., Ellis, D.G. and Glover, T. W. 1976. “A Demographic Profile of Talk Radio's Call‐in Listener”. Paper presented at the Broadcast Education Association Annual Meeting. 1976, Chicago, Illinois.