Burns, A. (2009). Global economic prospects 2009: Commodities at the crossroads. World Bank. https://doi.org/10.1596/978-0-8213-7799-4
Citazione stile Chigago Style (17a edizione)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.
Citatione MLA (9a ed.)Burns, Andrew. Global Economic Prospects 2009: Commodities at the Crossroads. World Bank, 2009. https://doi.org/10.1596/978-0-8213-7799-4.