APA (7th ed.) Citation

Kouzes, J. M., & Posner, B. Z. (2002). The leadership challenge (3rd ed.). Jossey - Bass.

Chicago Style (17th ed.) Citation

Kouzes, James M., and Barry Z. Posner. The Leadership Challenge. 3rd ed. San Francisco, CA: Jossey - Bass, 2002.

MLA (9th ed.) Citation

Kouzes, James M., and Barry Z. Posner. The Leadership Challenge. 3rd ed. Jossey - Bass, 2002.