Covey, Stephen R. The 7 habits of highly effective people : powerful lessons in personal change / Seven habits of highly effective people Stephen R. Covey. - xvi, 440 pages : illustrations ; 20 cm Includes indexes. ISBN: 978-1-9821-3727-4 LCCN: 2013431161 Subjects--Topical Terms: Success--Psychological aspects.Character. LC Class. No.: GC BF 637 C6 2020