APA (7th ed.) Zitazioa

Sourdin, P., & Pomfret, R. (2012). Trade facilitation: Defining, measuring, explaining and reducing the cost of international trade (1a. ed.). Edward Elgar.

Chicago Style (17th ed.) Zitazioa

Sourdin, Patricia, eta Richard Pomfret. Trade Facilitation: Defining, Measuring, Explaining and Reducing the Cost of International Trade. 1a. ed. Gloucester: Edward Elgar, 2012.

MLA (9th ed.) Zitazioa

Sourdin, Patricia, eta Richard Pomfret. Trade Facilitation: Defining, Measuring, Explaining and Reducing the Cost of International Trade. 1a. ed. Edward Elgar, 2012.