Contestable, J. W., Regan, S., & Robertson, L. (1996). Number power: A cooperative approach to mathematics and social development. Innovative Learning Publications, Addison-Wesley Pub. Co.
Chicago Style (17th ed.) CitationContestable, Julie Wellington, Shaila Regan, and Laurel Robertson. Number Power: A Cooperative Approach to Mathematics and Social Development. Menlo Park, Calif: Innovative Learning Publications, Addison-Wesley Pub. Co, 1996.
MLA (9th ed.) CitationContestable, Julie Wellington, et al. Number Power: A Cooperative Approach to Mathematics and Social Development. Innovative Learning Publications, Addison-Wesley Pub. Co, 1996.
Warning: These citations may not always be 100% accurate.