APA citiranje

The World Bank. (2009). The little data book on external debt 2009. Washington, D.C: The World Bank.

Trích dẫn kiểu Chicago

The World Bank. The Little Data Book On External Debt 2009. Washington, D.C: The World Bank, 2009.

MLA citiranje

The World Bank. The Little Data Book On External Debt 2009. Washington, D.C: The World Bank, 2009.