APA (7th ed.) Citation

Kotter, J. P. (1990). A force for change: How leadership differs from management. The Free Press.

Chicago Style (17th ed.) Citation

Kotter, John P. A Force for Change: How Leadership Differs from Management. New York: The Free Press, 1990.

MLA (9th ed.) Citation

Kotter, John P. A Force for Change: How Leadership Differs from Management. The Free Press, 1990.