APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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