Dyfyniad APA

Smith, D. E. (1900). The teaching of elementary mathematics QA11. Macmillan.

Dyfyniad Arddull Chicago

Smith, David Eugene. The Teaching of Elementary Mathematics QA11. New York: Macmillan, 1900.

Dyfyniad MLA

Smith, David Eugene. The Teaching of Elementary Mathematics QA11. Macmillan, 1900.

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