- Ilardo , Joseph A. 1972 . “Why Interpersonal Communication” . Speech Teacher , 21 January : 2
- Stewart , John . 1972 . “An Interpersonal Approach to the Basic Course” . Speech Teacher , 21 January : 8 – 9 .
- Johnson , David W. 1972 . Reaching Out , 2 Engle‐wood Cliffs, N.J. : Prentice‐Hall, Inc. .
- Gragg , Charles I. 1962 . “Because Wisdom Can't Be Told” . In Cases in Human Relations , Edited by: Department of Human Relations . 16 Athens, Ohio : Ohio University .
- Black , Bernard R. “Training in Communications and Human Relations by the Case Method” . In Cast's in Human Relations
The Speech Teacher
Volume 23, 1974 - Issue 4