Lua APA (7ú heag.)

Parsley, D. C., & Wei, S. (2000). Explaining the border effect: The role of exchange rate variability, shipping costs and geography. National Bureau of Economic Research.

Lua i Stíl Chicago (17ú heag.)

Parsley, David C., agus Shang-Jin Wei. Explaining the Border Effect: The Role of Exchange Rate Variability, Shipping Costs and Geography. Cambridge: National Bureau of Economic Research, 2000.

Lua MLA (9ú heag.)

Parsley, David C., agus Shang-Jin Wei. Explaining the Border Effect: The Role of Exchange Rate Variability, Shipping Costs and Geography. National Bureau of Economic Research, 2000.

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