APA引文

Krugman, P. R. (2014). International Economics (8th.). Dorling Kindersley (India) Pvt. Ltd.

Chicago Style (17th ed.) Citation

Krugman, Paul R. International Economics. 8th. Noida: Dorling Kindersley (India) Pvt. Ltd, 2014.

MLA引文

Krugman, Paul R. International Economics. 8th. Dorling Kindersley (India) Pvt. Ltd, 2014.

警告：這些引文格式不一定是100％准確.