"Stephen R. Covey" <br/><br/>
The 7 habits of highly effective people 

 - London  ,London : Simon & Schuster, 1999.  2004 
 - 350 
<br/><br/><label>ISBN: </label>9780684858395 
<br/><br/><label>Dewey Class. No.: </label>100  / 943