Krugman, P. R. (2003). Study Guide to accompany international economics: Theory and policy. Boston: Addison Wesley.
Trích dẫn kiểu ChicagoKrugman, Paul R. Study Guide to Accompany International Economics: Theory and Policy. Boston: Addison Wesley, 2003.
Deismireacht MLAKrugman, Paul R. Study Guide to Accompany International Economics: Theory and Policy. Boston: Addison Wesley, 2003.
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