APA (7th ed.) Citation

Sheffield, L. J., Liegl, K., Coster, B., & Miller, T. E. (2003). Extending the challenge in mathematics: Developing mathematical promise in K-8 students. Corwin Press, Inc..

Chicago Style (17th ed.) Citation

Sheffield, Linda Jensen, Kylee Liegl, Barbara Coster, and Tracy E. Miller. Extending the Challenge in Mathematics: Developing Mathematical Promise in K-8 Students. Thousand Oaks, California: Corwin Press, Inc., 2003.

MLA (9th ed.) Citation

Sheffield, Linda Jensen, et al. Extending the Challenge in Mathematics: Developing Mathematical Promise in K-8 Students. Corwin Press, Inc., 2003.