1. My child without limits,
http://www.mychildwithoutlimits.org/?page=autism
2. Wikipedia,
http://en.wikipedia.org/wiki/Epidemiology_of_autism
3. Autism Learning Felt,
http://www.autismlearningfelt.com/2010/04/providing-aba-therapy-for-your-child.html
4. Healing Thresholds,
http://autism.healingthresholds.com/therapy/applied-behavior-analysis-aba
5. Bright Tots,
http://www.brighttots.com/TEACCH_Method_autism