Benton D A <br/><br/>
Lions don't  need to Roar: using the Leadership power of professional presence 
Benton D A 
 - New York  New York, Warner Books  1992 
 - 265p 
<br/><br/><label>ISBN: </label>0-446-51667-8 
<br/><br/><label>Source: </label>Textbook