APA (7th ed.) Citation
Kouzes, J. M., & Posner, B. Z. (2007). The leadership challenge (4th ed.). Jossey-Bass.
Chicago Style (17th ed.) Citation
Kouzes, James M., and Barry Z. Posner. The Leadership Challenge. 4th ed. San Francisco, USA: Jossey-Bass, 2007.
MLA (9th ed.) Citation
Kouzes, James M., and Barry Z. Posner. The Leadership Challenge. 4th ed. Jossey-Bass, 2007.
Warning: These citations may not always be 100% accurate.