5Baron,R. M. , & Kenny, D. A. (1986). The moderator-mediator variable distinction in social psychological research : Conceptual, strategic, and statistical considerations. Journal of Personality and Social Psychology, 51, 1173 - 1182.
6Bono, G. , & Froh, J. J. (2009). Gratitude in school: Benefits to students and schools. In R. Gilman, E. S. Huebner, & M. Furlong (Eds.) , Handbook of positive psychology in the schools: Promoting wellness in. children and youth (pp. 77 - 88). Hillsdale, NJ: Lawrence Erlbaum.
7Connell, J. P., Spencer, M. B. , & Aber, J. L. (1994). Educational risk and resilience in African-Amerlcan youth: Context, self, action, and outcomes in school. Child Development, 65, 493 -506.
8Connell, J. P., & Wellborn, J. G. (1991). Competence, autonomy, and relatedness : A motivational analysis of self-system processes. In M. R. Gunnar & L. A. Sroufe (Eds.) , Self processes and development (pp.43-77). Hillsdale, NJ, England: Lawrence Erlbanm Associates.
9Crockett, L. J., Sehulenberg, J. E., & Petersen, A. C. (1987). Congruence between objective and self-report data in a sample of young adolescents. Journal of Adolescent Research, 2, 383 - 392.
10Dornbusch, S. M. , Ritter, P. L. , Leiderman, P. H. , Roberts, D. F. , & Fraleigh, M. J. (1987). The relation of parenting style to adolescent school performance. Child Development, 58, 1244 - 1257.