APA(7版)引用形式

Krugman , P. R. (2017). International Economics: Theory and Policy (8th.). Pearson Education.

Chicagoスタイル(17版)引用形式

Krugman , Paul R. International Economics: Theory and Policy. 8th. Chennai: Pearson Education, 2017.

MLA(9版)引用形式

Krugman , Paul R. International Economics: Theory and Policy. 8th. Pearson Education, 2017.

警告: この引用は必ずしも正確ではありません.