Kotter, John P., 1947- The heart of change : real-life stories of how people change their organizations / John P. Kotter, Dan S. Cohen. - Boston, Mass. : Harvard Business Review Press, 2012. - xiii, 188 p. ; 24 cm. Originally published in 2002. Includes index. ISBN: 9781422187333 (alk. paper) RM87.78 Subjects--Topical Terms: Organizational change.