1. American Psychological Association. (1983).Ethical principles in the conduct of research with human participants. Washington, D. C.: Author.
2. Department of Health, Education and Welfare. (1981).Institutional guide to DHEW policy on the protection of human subjects (NIH Publication No. 72-101). Washington, D. C.: U. S. Government Printing Office.
3. Ford, M. E. (1982). Social cognition and social competence in adolescence.Developmental Psychology, 18, 323?340.
4. Green, K., Beck, S., Forehand, R., & Vosk, B. (1980). Validity of teacher nominations of child behavior problems.Journal of Abnormal Child Psychology, 8, 397?404.
5. Keith-Spiegel, P. (1983). Children and consent to participate in research. In G. P. Melton, M. J. Koocher, & M. J. Saks (Eds.),Children's competence to consent. New York: Plenum Press.