Karelis, C. (2007). The persistence of poverty: Why the economics of the well-off can't help the poor. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Karelis, Charles. The Persistence of Poverty: Why the Economics of the Well-off Can't Help the Poor. New Haven: Yale University Press, 2007.
Lua MLA (9ú heag.)Karelis, Charles. The Persistence of Poverty: Why the Economics of the Well-off Can't Help the Poor. Yale University Press, 2007.
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