APA(7版)引用形式

Krugman, P. R. (2017). International Trade: Theory and Policy (10th.). Pearson.

Chicagoスタイル(17版)引用形式

Krugman, Paul R. International Trade: Theory and Policy. 10th. Pearson, 2017.

MLA(9版)引用形式

Krugman, Paul R. International Trade: Theory and Policy. 10th. Pearson, 2017.

警告: この引用は必ずしも正確ではありません.