Krugman, P. R. (2003). Study Guide to accompany international economics: Theory and policy. Boston: Addison Wesley.
シカゴスタイル引用形Krugman, Paul R. Study Guide to Accompany International Economics: Theory and Policy. Boston: Addison Wesley, 2003.
MLA引用形式Krugman, Paul R. Study Guide to Accompany International Economics: Theory and Policy. Boston: Addison Wesley, 2003.
警告: この引用は必ずしも正確ではありません.