Covey, Stephen R. <br/><br/>
Principle-centered leadership / 
Stephen R. Covey. 
 - New York :  Summit Books,  c1991. 
 - 334 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0671711350 
<br/><br/><label>LCCN: </label>91028078  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Success--Psychological aspects.<br/>Success in business.<br/>Leadership.
<br/><br/><label>LC Class. No.: </label>BF637.S8  / C67 1991 
<br/><br/><label>Dewey Class. No.: </label>158.4