Cita APA (7th ed.)
World Bank & ebrary, Inc. (2013). International debt statistics. World Bank.
Cita Chicago (17th ed.)
World Bank i Inc ebrary. International Debt Statistics. Washington, D. C.: World Bank, 2013.
Cita MLA (9th ed.)
World Bank i Inc ebrary. International Debt Statistics. World Bank, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.