1. Programme proposal: Short-term structured group counselling. A report to the Ontario Ministry of Correctional Services, August, 1970.
2. Principles of Behaviour Modification. New York: Holt, Rinehart and Winston, 1969.
3. The reinforcement of behavior in institutional settings
4. A Differential Association-Reinforcement Theory of Criminal Behavior
5. Canadian Congress of Criminology and Corrections. Congress Programme: Crime, Correction and You. Ottawa, June, 1971.