APA (7th ed.) Citation

World Bank & ebrary, Inc. (2012). World development indicators: 2012. World Bank.

Chicago Style (17th ed.) Citation

World Bank and Inc ebrary. World Development Indicators: 2012. Washington, D.C.: World Bank, 2012.

MLA (9th ed.) Citation

World Bank and Inc ebrary. World Development Indicators: 2012. World Bank, 2012.