Kotter, John P., 1947- A sense of urgency / John Kotter. - Boston, Mass. : Harvard Business Press, 2008. - xii, 196 p. : ill. ; 22 cm. ISBN: 9781422179710 (alk. paper) RM85.36 1422179710 (alk. paper) RM80.30 Subjects--Topical Terms: Organizational change.