Tohutoro APA (7th ed.)

Krugman, P. R. (2000). International economics: : theory and policy. Addison-Wesley.

Tohutoru Kātū Chicago (17th ed.)

Krugman, Paul R. International Economics: : Theory and Policy. Reading Msstt.: Addison-Wesley, 2000.

Tohutoro MLA (9th ed.)

Krugman, Paul R. International Economics: : Theory and Policy. Addison-Wesley, 2000.