8Diener E, Suh EH, Lucas RE, et al.Subjective weil- being: Three decades of progress. Psychological Bulletin, 1999,125: 276- 302.
9Nicholls, J.G.What is ability and why are we mindful of it?A developmental perspective.In R. J. Sternberg &J.J.Kolligian (Eds), Competence considered. NH: Yale University Press, 1990:11 - 40.
10Duda, J. L., & Whitehead, J.Measurement of goal perspectives in the physical domain. In J.L.Duda (Ed) , Advances in sport psychology measurement. WV. :Fitness Information Technologyinc, 1998: 21 - 48.