"Covey,Stephen R." <br/><br/>
Principle Centred Leadership 

 - London  Simon & Schuster  1991 
 - 332p. 
<br/><br/><label>ISBN: </label>068485841X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Leadership
<br/><br/><label>Dewey Class. No.: </label>658.4092 COV