Cita APA (7th ed.)
World Bank & ebrary, Inc. (2008). The World Bank Group guarantee instruments 1990-2007: An independent evaluation. World Bank.
Cita Chicago (17th ed.)
World Bank i Inc ebrary. The World Bank Group Guarantee Instruments 1990-2007: An Independent Evaluation. Washington DC: World Bank, 2008.
Cita MLA (9th ed.)
World Bank i Inc ebrary. The World Bank Group Guarantee Instruments 1990-2007: An Independent Evaluation. World Bank, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.