Style de citation APA

Krugman, P. R., & Obst Feld, M. (2000). International economics: Theory and policy (5th ed.). Addison - Wesly.

Style de citation Chicago

Krugman, Paul R., et Maurice Obst Feld. International Economics: Theory and Policy. 5th ed. Massachussets: Addison - Wesly, 2000.

Style de citation MLA

Krugman, Paul R., et Maurice Obst Feld. International Economics: Theory and Policy. 5th ed. Addison - Wesly, 2000.