Beyond Counseling and Therapy, by Robert R. Carkhuff, Bernard G. Berenson. New York, London: Holt, Rinehart & Winston, 1967 [i.e. 1968].
Sources of Gain in Counseling and Psychotherapy. Readings and Commentary. D. by Bernard G. Berenson,... Robert R. Carkhuff,....
The Art of Problem-solving: a Guide for Developing Problem-solving Skills for Parents, Teachers, Counsellors and Administrators [By] Robert R. Carkhuff