1. Borzecki, M., & Wormith, J. (1987). A survey of treatment programs for sex offenders in North America. Canadian Psychology, 28, 30–44.
2. Brown, B., Wienckowski, L., & Stolz, S. (1976). Behavior modification: Perspectives on a current issue. Washington, DC: National Institute of Mental Health, U.S. Department of Health, Education and Welfare, U.S. Government Printing Office (Reprinted in Kratcoski, P. Correctional counseling and treatment (5th ed.) pp. 367–404, 2004. Long Grove, IL: Waveland Press, Inc.
3. Brown, K. Y. (2002, October). Internship paper (pp. 1–18). Stark: Kent State University.
4. Center for Substance Abuse Treatment. (1999). Brief therapy in substance abuse treatment (pp. 1–11). Rockville, MD: National Institute of Health. Retrieved April 15, 2016, from
http://www.ncbi/nim.nih.gov/books/NBK6-4943
5. Cherry, K. (2016). “What is operant conditioning and how does it work?” in Psychology, very well. Retrieved 7/18/2019 from
https://www.verywell.com/operantconditioning-a2-2794863