APA-čujuhus (7. p.)
Cotkin, G. (2010). Morality's muddy waters: Ethical quandaries in modern America. University of Pennsylvania Press.
Chicago-čujuhus (17. p.)
Cotkin, George. Morality's Muddy Waters: Ethical Quandaries in Modern America. Philadelphia: University of Pennsylvania Press, 2010.
MLA-čujuhus (9. p.)
Cotkin, George. Morality's Muddy Waters: Ethical Quandaries in Modern America. University of Pennsylvania Press, 2010.
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