Feinberg, A. (1993). Downsize your debt: How to take control of your personal finances. Penguin.
Citazione stile Chigago Style (17a edizione)Feinberg, Andrew. Downsize Your Debt: How to Take Control of Your Personal Finances. New York: Penguin, 1993.
Citatione MLA (9a ed.)Feinberg, Andrew. Downsize Your Debt: How to Take Control of Your Personal Finances. Penguin, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.