Board, A.D.A.M. Editorial. "Autism." Autism. U.S. National Library of Medicine, 18 Nov. 0000. Web. 05 Jan. 2013.
"Facts about Autism." Autism Speaks. N.p., n.d. Web. 05 Jan. 2013.
Burdo-Hartman, Wendelin A. "KidsHealth." Autism. Ed. Michelle New. N.p., n.d. Web. 05 Jan. 2013.
"Autism Information." Autism Information. U.s. Department of Health and Human Services, n.d. Web. 05 Jan. 2013.
Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 07 Aug. 2012. Web. 05 Jan. 2013.
"Facts about Autism." Autism Speaks. N.p., n.d. Web. 05 Jan. 2013.
Burdo-Hartman, Wendelin A. "KidsHealth." Autism. Ed. Michelle New. N.p., n.d. Web. 05 Jan. 2013.
"Autism Information." Autism Information. U.s. Department of Health and Human Services, n.d. Web. 05 Jan. 2013.
Centers for Disease Control and Prevention. Centers for Disease Control and Prevention, 07 Aug. 2012. Web. 05 Jan. 2013.