Ferrell, O. C., Ferrell, L., & Fraedrich, J. (2019). Business ethics: Ethical decision making and cases (12th ed.). Singapore: Cengage Learning.
استشهاد بنمط شيكاغوFerrell, O. C., Linda Ferrell, و John Fraedrich. Business Ethics: Ethical Decision Making and Cases. 12th ed. Singapore: Cengage Learning, 2019.
MLA استشهادFerrell, O. C., Linda Ferrell, و John Fraedrich. Business Ethics: Ethical Decision Making and Cases. 12th ed. Singapore: Cengage Learning, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.