Cohen, Allan R. <br/><br/>
Influence Without Authority 

 -  John Wiley & Sons, Inc.  1990 
<br/><br/><label>ISBN: </label>0471622680 
<br/><br/><label>LC Class. No.: </label>HD58.9 .C64 1990 
<br/><br/><label>Dewey Class. No.: </label>658.409 COH