Covey, Stephen R. First things first every day : because where you're headed is more important than how fast you're going / Stephen R. Covey, A. Roger Merrill, Rebecca R. Merrill. - New York : Simon & Schuster, c1997. - viii, 370 p. ; 16 cm. ISBN: 9780684842400 Subjects--Topical Terms: Conduct of life.Time management.