1. Catania, A. C., & Laties, V. G. (1999). Pavlov and Skinner: Two lives in science (An introduction to B. F. Skinner’s “Some responses to the stimulus ‘Pavlov’”). Journal of the Experimental Analysis of Behavior, 72, 455–461.
2. Claus, C. (2002). A review of a review: Review of Pathological Gambling: A Review. The Scientific Review of Mental Health Practice, 1, 198–200.
3. Druckman, D., & Swets, J. A. (Eds.). (1988). Enhancing human performance: Issues, theories, and techniques Washington, DC: National Academy Press.
4. Ferster, C. B., & Skinner, B. F. (1957). Schedules of reinforcement New York: Appleton-Century.
5. Harrah’s survey 2006: Profile of the American casino gambler. (2006). Las Vegas, NV: Harrah’s Entertainment, Inc.