ebrary, Inc, & Zak, P. J. (2008). Moral markets: The critical role of values in the economy. Princeton University Press.
Čikaški stil citiranja (17. izdanje)ebrary, Inc, i Paul J. Zak. Moral Markets: The Critical Role of Values in the Economy. Princeton: Princeton University Press, 2008.
MLA način citiranja (9. izdanje)ebrary, Inc, i Paul J. Zak. Moral Markets: The Critical Role of Values in the Economy. Princeton University Press, 2008.
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