1. http://www.cw.bc.ca/adhd/treatmentlink.asp#medication

2. http://www.jansen-ortho.com/jio/fr/health/adhd.asp

3. http://www.adhdnews.com/what-is-adhd.htm

4. Book- Diagnostic and Statistical Manual of Mental Disorders - fourth edition

5. Holly Mclean

6. Chris Kimpton