Lua APA (7ú heag.)

Burns, A. (2009). Global economic prospects 2009: Commodities at the crossroads. World Bank. https://doi.org/10.1596/978-0-8213-7799-4

Lua i Stíl Chicago (17ú heag.)

Burns, Andrew. Global Economic Prospects 2009: Commodities at the Crossroads. Washington, DC: World Bank, 2009. https://doi.org/10.1596/978-0-8213-7799-4.

Lua MLA (9ú heag.)

Burns, Andrew. Global Economic Prospects 2009: Commodities at the Crossroads. World Bank, 2009. https://doi.org/10.1596/978-0-8213-7799-4.

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