The seven habits of highly effective people /
Covey, Stephen R.
The seven habits of highly effective people / by Stephen R. Covey. - New York : Simon & Schuster, 1990. - 358 p. : ill. ; 22 cm.
Includes index.
0671708635
Success--Psychological aspects.
Character.
The seven habits of highly effective people / by Stephen R. Covey. - New York : Simon & Schuster, 1990. - 358 p. : ill. ; 22 cm.
Includes index.
0671708635
Success--Psychological aspects.
Character.
