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Lua i Stíl Chicago (17ú heag.)Portillo, Rafael, agus Luis-Felipe Zanna. On the First-Round Effects of International Food Price Shocks: The Role of the Asset Market Structure. Washington, D.C.: International Monetary Fund, 2015.
Lua MLA (8ú heag.)Portillo, Rafael, agus Luis-Felipe Zanna. On the First-Round Effects of International Food Price Shocks: The Role of the Asset Market Structure. International Monetary Fund, 2015.
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