Preliminary+Sources

 1. Brewer, Britton W., and Judy L. Van Raalte, eds. //Exploring sport and exercise psychology//. Washington, DC: American Psychological Association, 1996. Print.

2.Jones, John W., George Neuman, Robert Altmann, and Brian Dreschler. "Development of the Sports Performance Inventory: A Psychological Measure of Athletic Potential." //Journal of Business and Psychology,// 15.3 (2001): 491-503. //JSTOR//. Web. 18 Sept. 2009. .

3.Martens, Matthew P. "Psychometric Properties of the Sport Motivation Scale: An Evaluation With College Varsity Athletes From the U.S." //Journal of Sport & Exercise Psychology// 24.3 (2002): 254-70. //MasterFILE Premier//. Web. 18 Sept. 2009. .

4.Martin V. Covington. "Intrinsic Versus Extrinsic Motivation: An Approach/Avoidance Reformulation." //Educational Psychology Review// 13.2 (2001): 157-76. //SpringerLink//. Web. 18 Sept. 2009. .

5. McLoyd, Vonnie C."The Effects of Extrinsic Rewards of Differential Value on High and Low Intrinsic Interest." //Child Development// 50.4 (1979): 1010-019. //JSTOR//. Web. 18 Sept. 2009. .

6. "The Science and Psychology of Motivation." //Health Information: Tips to Improve Mental and Physical Health//. Web. 18 Sept. 2009. .  7.Thompson, Mark A., Ralph A. Vernacchia, and William E. Moore. //Case studies in applied sport psychology an educational approach//. Dubuque, Iowa: Kendall/Hunt Pub., 1998. Print.

8.. Torre, Joe. "Positive Coaching :: Joe Torre on Motivation." //PCA Home//. N.p., n.d. Web. 18 Sept. 2009. .

9. Vernon, M.D. //Human Motivation//. Cambridge: University Press, 1969. N. pag. Print.

 10..Viswanath Venkatesh. "Creation of Favorable User Perceptions: Exploring the Role of Intrinsic Motivation." //MIS Quarterly// 23.2 (1999): 239-60. //JSTOR//. Web. 18 Sept. 2009. .