Cathcart, W. G. (2000). Learning mathematics in elementary and middle schools. Upper Saddle River: Merrill.
Chicago Style aipamenaCathcart, W. George. Learning Mathematics in Elementary and Middle Schools. Upper Saddle River: Merrill, 2000.
MLA aipamenaCathcart, W. George. Learning Mathematics in Elementary and Middle Schools. Upper Saddle River: Merrill, 2000.
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