MLA

Kotter, John P., and Dan S Cohen. The Heart of Change : Real-life Stories of How Peple Change Their Organizations. Boston: Harvard Business Review Press, 2002.

APA

Kotter, J. P., & Cohen, D. S. (2002). The heart of change : real-life stories of how peple change their organizations. Boston: Harvard Business Review Press.

Chicago

Kotter, John P., and Dan S. Cohen. The Heart of Change: Real-Life Stories of How Peple Change Their Organizations. Boston: Harvard Business Review Press, 2002.