1. Amendah, D., Grosse, S. D., Peacock, G., & Mandell, D. S. (2011). The economic costs of autism: A review. In D. Amaral, D. Geschwind, & G. Dawson (Eds.), Autism spectrum disorders (pp. 1347–1360). Oxford: Oxford University Press.
2. American Psychiatric Association (2013). Diagnostic and statistical manual of mental disorders fifth edition.Washington, DC: American Psychiatric Association.
3. Centers for Disease Control. (2012). Prevalence of autism spectrum disorders–Autism and developmental disabilities monitoring network, 14 sites, United States, 2008. MMWR Surveillance Summary, 61(3), 1–19.
4. Centet on budget and policy priorities (2007). Comparing public and private health insurance for children. Washington D.C. Ku, L. http://www.cbpp.org/files/5-11-07health.pdf . Accessed April 18, 2013.
5. Chamber, J., Parrish, T., and Harr, J. (2004). What are we spending on special education services in the United States, 1999–2000? American Institues for Research. http://csef.air.org/publications/seep/national/advrpt1.pdf . Accessed April 18, 2013.