Palanisamy K. Veloo. (1986). Cognitive development and acquisition of the mathematical concepts of fraction, ratio and proportion: A study of a sample of Malaysian urban secondary school pupils.
Chicago Style (17th ed.) CitationPalanisamy K. Veloo. Cognitive Development and Acquisition of the Mathematical Concepts of Fraction, Ratio and Proportion: A Study of a Sample of Malaysian Urban Secondary School Pupils. 1986.
MLA引文Palanisamy K. Veloo. Cognitive Development and Acquisition of the Mathematical Concepts of Fraction, Ratio and Proportion: A Study of a Sample of Malaysian Urban Secondary School Pupils. 1986.
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