O'sullivan  Tim, Hartley John, Saunders Danny & Fiske John <br/><br/>
Key concepts in communication 

 - Methuen & Co., London  1983 
 - xiv,270 
<br/><br/><label>ISBN: </label>0-416-34250-7 
<br/><br/><label>Dewey Class. No.: </label>001.5103 O'su