APA Edition Citation

Posamentier, A. S., & Krulik, S. (2015). Problem solving strategies in Mathematics: From common approaches to exemplary strategies.

Chicago Edition Citation

Posamentier, Alfred S., and Stephen Krulik. Problem Solving Strategies in Mathematics: From Common Approaches to Exemplary Strategies. World Scientific Publishing Co. Pte. Ltd., Singapore, 2015.

MLA Edition Citation

Posamentier, Alfred S., and Stephen Krulik. Problem Solving Strategies in Mathematics: From Common Approaches to Exemplary Strategies. 2015.