Ng, L. E., & Fan, L. (2008). Representation of problem solving in Singaporean primary Mathematics textbooks with respect to types, polya's model and heuristics.
Chicago Style CitationNg, Luan Eng., and Lianghuo Fan. Representation of Problem Solving in Singaporean Primary Mathematics Textbooks With Respect to Types, Polya's Model and Heuristics. 2008.
MLA CitationNg, Luan Eng., and Lianghuo Fan. Representation of Problem Solving in Singaporean Primary Mathematics Textbooks With Respect to Types, Polya's Model and Heuristics. 2008.
Warning: These citations may not always be 100% accurate.