1. The well sibling: Challenges and possibilities;Abrams;American Journal of Psychotherapy,2009
2. Child behavior checklist for ages 6–18;Achenbach,2009
3. ASEBA teacher's report form for ages 6–18;Achenbach,2009
4. Diagnostic and statistical manual of mental disorders – 4th edition–text revision;American Psychological Association,2000
5. The incidence of cognitive disabilities in the siblings of autistic children;August;British Journal of Psychiatry,1981