Gaya APA

RICHARDSON, J. (2010). BUSINESS ETHICS. TWENTY-FIRST-EDITION. TAHUN, 2010 (ed. XXI). New York: MC GRAW HILL BOOK COMPANY.

Gaya MLA

RICHARDSON, JOHN.E. "BUSINESS ETHICS. TWENTY-FIRST-EDITION. TAHUN, 2010". ed. XXI New York: MC GRAW HILL BOOK COMPANY, 2010. BISNIS.