.Krugman, P. R., & Obstfeld, M. (2006). International economics: Theory and policy (7th ed.). Addison-Wesley.
Style de citation Chicago (17e éd.).Krugman, Paul R., et Maurice Obstfeld. International Economics: Theory and Policy. 7th ed. Boston, MA: Addison-Wesley, 2006.
Style de citation MLA (9e éd.).Krugman, Paul R., et Maurice Obstfeld. International Economics: Theory and Policy. 7th ed. Addison-Wesley, 2006.