Long, C. T., & DeTemple, D. W. (2003). Mathematical reasoning for elementary teachers (3rd ed.). Addison-Wesley.
Cita Chicago (17th ed.)Long, Calvin T., i Duane W. DeTemple. Mathematical Reasoning for Elementary Teachers. 3rd ed. Boston: Addison-Wesley, 2003.
Cita MLA (9th ed.)Long, Calvin T., i Duane W. DeTemple. Mathematical Reasoning for Elementary Teachers. 3rd ed. Addison-Wesley, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.