Nanus, Burt. <br/><br/>
The leader's edge :  the seven keys to leadership in a turbulent world / 
Burt Nanus. 
 - Chicago :  Contemporary Books,  1989. 
 - xiv, 224 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 211-215. 
<br/><br/><label>ISBN: </label>0809244209 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Leadership.