Dyfyniad APA

Krugman, P. R. (2020). Journal of International economics and management. Ha Noi: Foreign Trade University.

Dyfyniad Arddull Chicago

Krugman, Paul R. Journal of International Economics and Management. Ha Noi: Foreign Trade University, 2020.

Dyfyniad MLA

Krugman, Paul R. Journal of International Economics and Management. Ha Noi: Foreign Trade University, 2020.

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