APA引文

Nicholson, W. (2007). Principles of microeconomics. Mason, OH: Thomson South-Western.

Trích dẫn kiểu Chicago

Nicholson, Walter. Principles of Microeconomics. Mason, OH: Thomson South-Western, 2007.

MLA引文

Nicholson, Walter. Principles of Microeconomics. Mason, OH: Thomson South-Western, 2007.

警告：這些引文格式不一定是100％准確.