Citazione Stile APA (7a Edizione)

Winters, L. A., & Chang, W. (1997). Regional integration and the prices of imports: An empirical investigation. World Bank.

Citazione stile Chigago Style (17a edizione)

Winters, L. Alan, e Won Chang. Regional Integration and the Prices of Imports: An Empirical Investigation. Washington, D.C: World Bank, 1997.

Citatione MLA (9a ed.)

Winters, L. Alan, e Won Chang. Regional Integration and the Prices of Imports: An Empirical Investigation. World Bank, 1997.