World Bank, World Bank. International Economics Dept. Development Data Group, & World Bank. Development Data Group. (2012). World development indicators. The World Bank.
Citación estilo ChicagoWorld Bank, World Bank. International Economics Dept. Development Data Group, and World Bank. Development Data Group. World Development Indicators. Washington, D.C.: The World Bank, 2012.
Cita MLAWorld Bank, et al. World Development Indicators. The World Bank, 2012.
Warning: These citations may not always be 100% accurate.