APA-viite (7. p.)
Williams, B. (2004). Debt for sale: A social history of the credit trap. University of Pennsylvania Press.
Chicago-viite (17. p.)
Williams, Brett. Debt for Sale: A Social History of the Credit Trap. Philadelphia: University of Pennsylvania Press, 2004.
MLA-viite (9. p.)
Williams, Brett. Debt for Sale: A Social History of the Credit Trap. University of Pennsylvania Press, 2004.
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