Covey, Stephen R. <br/><br/>
The 7 habits of highly effective people :  powerful lessons in personal change / 
Covey, Stephen R. 
 - 1st ed. 
 - xxx, 391 p. ; 23 cm. 
<br/><br/><label>ISBN: </label>9781476740058 
<br/><br/><label>Dewey Class. No.: </label>158