Richardson, J. (2008). Annual Editions Business Ethics 02/03. McGraw Hill Companies Inc.
Trích dẫn kiểu ChicagoRichardson, John. Annual Editions Business Ethics 02/03. McGraw Hill Companies Inc, 2008.
MLA citiranjeRichardson, John. Annual Editions Business Ethics 02/03. McGraw Hill Companies Inc, 2008.
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