APA引文

Pugel, T. A. (2007). International Economics (13th.). Tata McGraw Hill.

Chicago Style (17th ed.) Citation

Pugel, Thomas A. International Economics. 13th. New Delhi: Tata McGraw Hill, 2007.

MLA引文

Pugel, Thomas A. International Economics. 13th. Tata McGraw Hill, 2007.

警告：這些引文格式不一定是100％准確.