1. Assessing and treating vocal stereotypy in children with autism;Ahearn;Journal of Applied Behavior Analysis,2007
2. Diagnostic and statistical manual of mental disorders;American Psychiatric Association,2000
3. Varieties of repetitive behavior in autism: Comparisons to mental retardation;Bodfish;Journal of Autism and Developmental Disorders,2000
4. Centers for Disease Control and Prevention. (2009). Prevalence of autism spectrum disorders – Autism and developmental disabilities monitoring network, United States, 2006. Surveillance summaries. Morbidity and mortality weekly report. 58 (No. SS-10). Retrieved from http://www.cdc.gov/mmwr/PDF/ss/ss5810.pdf.
5. Intervention integrity assessment;DiGennaro Reed,2011