1. Ames, C. (1992). Achievement goals, motivational climate, and motivational processes. In G. C. Roberts (Ed.), Motivation in sport and exercise (pp. 161–176). Champaign, IL: Human Kinetics.
2. Anderman, L., & Anderman, E. (1999). Social predictors of changes in children’s achievement goal orientations. Contemporary Educational Psychology, 25, 21–37. doi: 10.1006/ceps.1998.0978 .
3. Bryk, A. S., & Raudenbush, S. W. (1992). Hierarchical linear models: Applications and data analysis methods. Newbury Park, CA: Sage.
4. Carr, S. (2006). An examination of multiple goals in children’s physical education: Motivational effects of goal profiles and the role of perceived climate in multiple goal development. Journal of Sports Sciences, 24, 281–297. doi: 10.1080/02640410500131886 .
5. Chi, L. (2004). Achievement goal theory. In T. Morris & J. Summers (Eds.), Sport psychology: Theory, applications, and issues (2nd ed., pp. 152–174). Milton, Australia: Wiley.