Lua APA (7ú heag.)

Krugman, P., & Obstfeld, M. M. (2022). International Economics (12th.). Pearson.

Lua i Stíl Chicago (17ú heag.)

Krugman, Paul, agus Maurice; Melitz Obstfeld. International Economics. 12th. Noida: Pearson, 2022.

Lua MLA (9ú heag.)

Krugman, Paul, agus Maurice; Melitz Obstfeld. International Economics. 12th. Pearson, 2022.

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