Covey, Stephen R. The seven habits of highly effective people : restoring the character ethic / Stephen R. Covey. - New York : Simon and Schuster, c1989. - 360 p. : ill. ; 30 cm. Includes indexes. Reference ISBN: 0671663984 : Subjects--Topical Terms: Success--Psychological aspects.Character. Dewey Class. No.: 158 / COS