APA (7th ed.) Citation
Nguyen, T., & Wigle, R. Three variants of the Whalley model of global trade.
Chicago Style (17th ed.) Citation
Nguyen, T.T, and R.M Wigle. Three Variants of the Whalley Model of Global Trade.
MLA (9th ed.) Citation
Nguyen, T.T, and R.M Wigle. Three Variants of the Whalley Model of Global Trade.
Warning: These citations may not always be 100% accurate.