1. Ball, D. L. (2003). What mathematical knowledge is needed for teaching mathematics? Prepared for the Secretary’s Summit on Mathematics, U.S. Department of Education, February 6, 2003, Washington, DC. Retrieved from http://www.ed.gov/inits/mathematicsscience .
2. Ball, D. L., & Bass, H. L. (2003). Toward a practice-based theory of mathematical knowledge for teaching. In B. Davis & E. Simmt (Eds.), Proceedings of the 2002 annual meeting of the Canadian Mathematics Education Study Group (pp. 3–14). Edmonton, AB: CMESG/GCEDM.
3. Bandura, A. (1977). Self-efficacy: Toward a unifying theory of behavioral change. Psychological Review, 84, 191–215.
4. Bandura, A. (1993). Perceived self-efficacy in cognitive development and functioning. Educational Psychology, 28, 117–148.
5. Baroody, A. (2004). The developmental bases for early childhood number and operations standards. In D. H. Clements, J. Sarama, & A. M. DiBiase (Eds.), Engaging young children in mathematics: Standards for early childhood mathematics education (pp. 173–219). Mahwah, NJ: Lawrence Erlbaum Associates.