APA引文

Fred M Gottheil. (2008). Principles of macroeconomics. Mason, OH: Thomson.

Trích dẫn kiểu Chicago

Fred M Gottheil. Principles of Macroeconomics. Mason, OH: Thomson, 2008.

MLA引文

Fred M Gottheil. Principles of Macroeconomics. Mason, OH: Thomson, 2008.

警告：這些引文格式不一定是100％准確.