APA引文

Heimer, R. T. (1965). The new mathematics for parents. New York: Holt, Rinehart and Winston.

Trích dẫn kiểu Chicago

Heimer, Ralph T. The New Mathematics for Parents. New York: Holt, Rinehart and Winston, 1965.

MLA引文

Heimer, Ralph T. The New Mathematics for Parents. New York: Holt, Rinehart and Winston, 1965.

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