एपीए उद्धरण

The World Bank. (2006). Africa development indicators 2006. Washington, D.C: The World Bank.

शिकागो स्टाइल उद्धरण

The World Bank. Africa Development Indicators 2006. Washington, D.C: The World Bank, 2006.

एमएलए उद्धरण

The World Bank. Africa Development Indicators 2006. Washington, D.C: The World Bank, 2006.