Bell, M., Fuson, K. C., & Lesh, R. A. (1976). Algebraic and arithmetic structures: A concrete approach for elementary school teachers. Free Press.
Chicago Style (17th ed.) CitationBell, Max, Karen C. Fuson, and Richard A. Lesh. Algebraic and Arithmetic Structures: A Concrete Approach for Elementary School Teachers. New York: Free Press, 1976.
MLA (9th ed.) CitationBell, Max, et al. Algebraic and Arithmetic Structures: A Concrete Approach for Elementary School Teachers. Free Press, 1976.
Warning: These citations may not always be 100% accurate.