- The 7 habits of highly effective people, powerful lessons in personal change, Stephen R. Covey
- Primary greatness, the 12 levers of success, Stephen R. Covey
- An effective life, inspirational philosophy from Dr. Covey's life, Stephen R. Covey
- The 7 habits of highly effective people, powerful lessons in personal change, Stephen R. Covey
- The 7 habits of highly effective people, powerful lessons in personal change, Stephen R. Covey ; foreword by Jim Collins