Covey S R <br/><br/>
Principle centred leadership 

 - London :  Franklin Covey ,  1991. 
 - 332 
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General
<br/><br/><label>Dewey Class. No.: </label>658.4032  / COV