Gaya APA

Ferrell, O, C. et al (2008). Business Ethics : Ethical Decision Making and Cases (7). United States of America: Houghton Mifflin Company.

Gaya MLA

Ferrell, O., C.. et al. "Business Ethics : Ethical Decision Making and Cases". 7 United States of America: Houghton Mifflin Company, 2008. Texts.