COPELAND, R. W. (1970). How Children Learn Mathematics: Teaching implications of Piaget's research. The Macmillan Company.
Chicago Style (17. basım) AtıfCOPELAND, Richard W. How Children Learn Mathematics: Teaching Implications of Piaget's Research. The Macmillan Company, 1970.
MLA (8th ed.) AtıfCOPELAND, Richard W. How Children Learn Mathematics: Teaching Implications of Piaget's Research. The Macmillan Company, 1970.
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