APA aipamena

Swain, R. L. (1965). Understanding Arithmetic. New York: Holt, Rinehart and Wiston.

Chicago Style aipamena

Swain, Robert L. Understanding Arithmetic. New York: Holt, Rinehart and Wiston, 1965.

MLA aipamena

Swain, Robert L. Understanding Arithmetic. New York: Holt, Rinehart and Wiston, 1965.

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