Wigger, B. (2007). A Note on Public Debt, Tax-Exempt Bonds, and Ponzi Games. International Monetary Fund.
Citazione stile Chigago Style (17a edizione)Wigger, Berthold. A Note on Public Debt, Tax-Exempt Bonds, and Ponzi Games. Washington, D.C.: International Monetary Fund, 2007.
Citatione MLA (8a ed.)Wigger, Berthold. A Note on Public Debt, Tax-Exempt Bonds, and Ponzi Games. International Monetary Fund, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.