APA (7th ed.) Citation

Bank, W. (2012). The Little Data Book on External Debt 2011. World Bank.

Chicago Style (17th ed.) Citation

Bank, World. The Little Data Book on External Debt 2011. World Bank, 2012.

MLA (8th ed.) Citation

Bank, World. The Little Data Book on External Debt 2011. World Bank, 2012.

Warning: These citations may not always be 100% accurate.