APA引文

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

Trích dẫn kiểu Chicago

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

MLA引文

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

警告:這些引文格式不一定是100%准確.