Butler, C. . H. (1965). The teaching of secondary mathematics (4a. ed.). McGraw-Hill.
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Chicago Style (17th ed.) Citation
Butler, Charles H. The Teaching of Secondary Mathematics. 4a. ed. McGraw-Hill, 1965.
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MLA (9th ed.) Citation
Butler, Charles H. The Teaching of Secondary Mathematics. 4a. ed. McGraw-Hill, 1965.
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