Covey, Stephen R.
The seven habits of highly effective. - New York, US : Simon and Schuster, 1989. - 340 p.
0-671-66398-4
Success--Psychological aspects.
Character.
158.1 COV.
The seven habits of highly effective. - New York, US : Simon and Schuster, 1989. - 340 p.
0-671-66398-4
Success--Psychological aspects.
Character.
158.1 COV.