Johnson, C. E. (2009). Meeting the ethical challenges of leadership: Casting light or shadow (3rd ed.). Sage.
Cita Chicago (17th ed.)Johnson, Craig Edward. Meeting the Ethical Challenges of Leadership: Casting Light or Shadow. 3rd ed. Los Angeles: Sage, 2009.
Cita MLA (9th ed.)Johnson, Craig Edward. Meeting the Ethical Challenges of Leadership: Casting Light or Shadow. 3rd ed. Sage, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.