APA (7th ed.) Citation

Billstein, R., Libeskind, S., & Lott, J. W. (1981). A problem solving approach to mathematics for elementary school teachers. Benjamin/Cummings Pub. Co..

Chicago Style (17th ed.) Citation

Billstein, Rick, Shlomo Libeskind, and Johnny W. Lott. A Problem Solving Approach to Mathematics for Elementary School Teachers. Menlo Park, Calif.: Benjamin/Cummings Pub. Co., 1981.

MLA (9th ed.) Citation

Billstein, Rick, et al. A Problem Solving Approach to Mathematics for Elementary School Teachers. Benjamin/Cummings Pub. Co., 1981.