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

 -  John Wiley & Sons  1991 
 - XV, 319 P. 23 CM. 
<br/><br/>KOPERASI KEDAI BUKU UNIVERSITI MALAYA 
<br/><br/><label>ISBN: </label>471548944 
<br/><br/><label>Dewey Class. No.: </label>302.13 COH 1991