Covey, Stephen R. <br/><br/>
The Seven Habits of Highly Effective People :  Powerful Lessons in Personal Change. / 
Stephen R. Covey 
 - London :  Simon & Schuster Ltd  1992 
 - 358p. :  ill. ,  24cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0671711172 9780671711177  £10.99 
<br/><br/><label>LC Class. No.: </label>BF637.S8 
<br/><br/><label>Dewey Class. No.: </label>158