Tohutoro APA (7th ed.)
Krugman, P. R., & Obstfeld, M. (2006). International economics: Theory and policy (7th ed.). Addison-Wesley.
Tohutoru Kātū Chicago (17th ed.)
Krugman, Paul R., me Maurice Obstfeld. International Economics: Theory and Policy. 7th ed. Boston, MA: Addison-Wesley, 2006.
Tohutoro MLA (9th ed.)
Krugman, Paul R., me Maurice Obstfeld. International Economics: Theory and Policy. 7th ed. Addison-Wesley, 2006.
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