1. American Psychological Association (2007). Model act for state licensure of psychologists. Retrieved December 14, 2008, from http://forms.apa.org/practice/modelactlicensure/ModelActforReview.pdf .
2. Association for Behavior Analysis International Newsletter (2008). Retrieved April 31, 2009, from http://www.abainternational.org/ABA/practice.asp
3. Autism Speaks (2009). It’s time for lawmakers to listen. Retrieved March 29, 2009, from http://www.autismvotes.org/site/c.frKNI3PCImE/b.3909853/k.BE44/Home.htm
4. Bailey, J.S. (1991). Licensing behavior analysts. Behavior Analysis Digest, 3. Retrieved December 14, 2008, from www.behavior.org/journals_BAD/V3n1/digest_V3n1_licensing.cfm-9k .
5. Bailey, J.S. & Burch, M.R. (2006). Ethics for behavior analysts: A practical guide to the behavior analysis certification boards guidelines for responsible conduct. New Jersey, Lawrence Erlbaum Associates, Publishers.