Covey, Stephen R. The 7 Habits of Highly Effective People: Powerful Lessons in personal change/ Stephen R. Covey. With a foreword by Jim Collins - London Simon and Schuster 2004 - 391 p. ISBN: 9781471131820 Subjects--Topical Terms: Success in businessSuccess-Psychological aspects Dewey Class. No.: 158.1 COV-S