Cita APA (7th ed.)

World Bank. (2013). Africa development indicators 2012/2013. The World Bank.

Cita Chicago (17th ed.)

World Bank. Africa Development Indicators 2012/2013. Washington, DC: The World Bank, 2013.

Cita MLA (9th ed.)

World Bank. Africa Development Indicators 2012/2013. The World Bank, 2013.