1. Achenbach, T. M. (1991). Manual for child behavior checklist and revised child behavior profile. Burlington: University Associates in Psychiatry.
2. Aiken, L. S., & West, S. G. (1991). Multiple regression: Testing and interpreting interactions. Thousand Oaks: Sage Publications, Inc.
3. Bagwell, C. L., Newcomb, A. F., & Bukowski, W. M. (1998). Preadolescent friendship and peer rejection as predictors of adult adjustment. Child Development, 69, 140–153.
4. Barkley, R. A. (1997). ADHD and the nature of self-control. New York: Guilford Publications.
5. Berndt, T. J. (2002). Friendship quality and social development. Current Directions in Psychological Science, 11, 7–10.