Velasquez, Manuel G.
Business ethics: concepts and cases
Pearson, 2006
 Buku Teks SO
Velasquez, Manuel G.
Business ethics: concepts and cases
Prentice-Hall, 2002
 Buku Teks SO
Velasquez, Manuel G.
Business ethics: concepts and cases
Pearson, 2014
 Buku Teks SO
Hoffman, W. Michael
Business ethics: readings and cases in corporate morality
McGraw-Hill, 1995
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Hoffman, W. Michael
Business ethics : readings and cases in corporate morality
New York, N.Y. , McGraw-Hill
 Buku Teks SO