APA引文

Klinggaman, D. C. (1976). Principles of macroeconomics. California: Wadsworth Publishing Company.

Trích dẫn kiểu Chicago

Klinggaman, David C. Principles of Macroeconomics. California: Wadsworth Publishing Company, 1976.

MLA引文

Klinggaman, David C. Principles of Macroeconomics. California: Wadsworth Publishing Company, 1976.

警告：这些引文格式不一定是100％准确.