1. American Association on Mental Retardation (1992). Mental retardation: Definition, classification, and systems of supports (9th ed.). Washington, DC: Author.
2. American Psychiatric Association. (2000). Diagnostic and statistical manual of mental disorders (4th ed., text rev.). Washington, DC: Author.
3. Baker, M., Milich, R., & Manolis, M. B. (1996). Peer interactions of dysphoric adolescents. Journal of Abnormal Child Psychology, 24, 241–255.
4. Barkley, R. A. (2003). Attention-deficit hyperactivity disorder. In E. J. Mash & R. A. Barkley (Eds.), Child psychopathology (2nd ed., pp. 75–143). New York: Guilford.
5. Barkley, R. A., Fischer, M., Edelbrock, C. S., & Smallish, L. (1990). The adolescent outcome of hyperactive children diagnosed by research criteria: I. An 8 year prospective follow-up study. Journal of the American Academy of Child and Adolescent Psychiatry, 29, 546–557.