By Covey, Stephen R <br/><br/>
Principle centered leadership 

 - 1st 
 - New York  Simon & Schuster  1991 
 - 335p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Leadership
<br/><br/><label>Dewey Class. No.: </label>658.4092  / COV