Irrealism in ethics
Bart Streumer.
Wiley-Blackwell , 2014
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Kagan, Shelly
Normative Ethics
Westview Press, 1997
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Beauchamp, Tom L.
Principles of biomedical ethics
Oxford University Press, 1994
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Albert, Ethel M.
Great traditions in ethics: an introduction
American Book Company, 1953
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Ethics and social justice
edited by Howard E. Kiefer and Milton K. Munitz
State University of New York Press, 1970
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