Kohler, J W <br/><br/>
Public communication : Behavioural prospectives 
by Kohler, J W 
 - New York  Mcmillan Press  1978 
<br/><br/><label>ISBN: </label>0023656107 
<br/><br/><label>Dewey Class. No.: </label>303.22 KOE/PUB