Wuthnow, R. (1996). Poor Richard's principle: Recovering the American dream through the moral dimension of work, business, and money. Princeton University Press.
Chicago-čujuhus (17. p.)Wuthnow, Robert. Poor Richard's Principle: Recovering the American Dream Through the Moral Dimension of Work, Business, and Money. Princeton, N.J.: Princeton University Press, 1996.
MLA-čujuhus (9. p.)Wuthnow, Robert. Poor Richard's Principle: Recovering the American Dream Through the Moral Dimension of Work, Business, and Money. Princeton University Press, 1996.
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