COVEY Stephen R The 7 habits of highly effective people: powerful lessons in personal change/ by Stephen R. Covey, forewords by Jim Collins - New York: Simon & Schuster, 2020 - xvi, 440 pages : illustrations ; 21 cm ISBN: 9781982137274 (pbk.): USD 19.99 Subjects--Topical Terms: SUCCESS--PSYCHOLOGICAL ASPECTSADAPTABILITY-- PSYCHOLOGYACHIEVEMENT