Sheffield, L. J. (2003). Extending the challenge in mathematics: Developing mathematical promise in K-8 students. Corwin Press.
Chicago Style (17th ed.) CitationSheffield, Linda Jensen. Extending the Challenge in Mathematics: Developing Mathematical Promise in K-8 Students. Thousand Oaks, CA: Corwin Press, 2003.
MLA (8th ed.) CitationSheffield, Linda Jensen. Extending the Challenge in Mathematics: Developing Mathematical Promise in K-8 Students. Corwin Press, 2003.
Warning: These citations may not always be 100% accurate.