Posamentier, A. S., & Krulik, S. (1998). Problem-solving strategies for efficient and elegant solutions: A resource for the mathematics teacher. Corwin Press.
Chicago Style (17th ed.) CitationPosamentier, Alfred S., and Stephen Krulik. Problem-solving Strategies for Efficient and Elegant Solutions: A Resource for the Mathematics Teacher. Thousand Oaks, Calif.: Corwin Press, 1998.
MLA (9th ed.) CitationPosamentier, Alfred S., and Stephen Krulik. Problem-solving Strategies for Efficient and Elegant Solutions: A Resource for the Mathematics Teacher. Corwin Press, 1998.
Warning: These citations may not always be 100% accurate.