Cita APA (7a ed.)

Kouzes, J. M., & Posner, B. Z. (2010). The leadership challenge (3rd.). Wiley India (P) Ltd.

Cita Chicago Style (17a ed.)

Kouzes, James M., y Barry Z. Posner. The Leadership Challenge. 3rd. New Delhi: Wiley India (P) Ltd, 2010.

Cita MLA (9a ed.)

Kouzes, James M., y Barry Z. Posner. The Leadership Challenge. 3rd. Wiley India (P) Ltd, 2010.