Leadership mastery :  how to challenge yourself and others to greatness / 
Dale Carnegie Training. 
 - New York :  Simon & Schuster,  2009. 
 - ix, 243 pages ;   22 cm. 
<br/><br/> "A Fireside book" 
<br/><br/><label>ISBN: </label>9781416595496 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Leadership<br/>Executive ability