Tichy, N. M. (2003). The Ethical Challenge (3rd ed.). Tata McGraw Hill Publishing.
Cita Chicago (17th ed.)Tichy, Noel M. The Ethical Challenge. 3rd ed. New Delhi: Tata McGraw Hill Publishing, 2003.
Cita MLA (9th ed.)Tichy, Noel M. The Ethical Challenge. 3rd ed. Tata McGraw Hill Publishing, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.