World Bank. (2009). Global economic prospects: Commodities at the crossroads. World Bank.
Citación estilo ChicagoWorld Bank. Global Economic Prospects: Commodities at the Crossroads. Washington, DC: World Bank, 2009.
Cita MLAWorld Bank. Global Economic Prospects: Commodities at the Crossroads. World Bank, 2009.
Warning: These citations may not always be 100% accurate.