APA (7th ed.) Citation

Kouzes, J. M., & Posner, B. Z. (2003). The leadership challenge workbook. Jossey-Bass.

Chicago Style (17th ed.) Citation

Kouzes, James M., and Barry Z. Posner. The Leadership Challenge Workbook. San Francisco: Jossey-Bass, 2003.

MLA (9th ed.) Citation

Kouzes, James M., and Barry Z. Posner. The Leadership Challenge Workbook. Jossey-Bass, 2003.