Lua APA (7ú heag.)

Krugman, P. R. (2014). International Economics (8th.). Pearson.

Lua i Stíl Chicago (17ú heag.)

Krugman, Paul R. International Economics. 8th. Noida: Pearson, 2014.

Lua MLA (9ú heag.)

Krugman, Paul R. International Economics. 8th. Pearson, 2014.

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