O'Sullivan, Tim,  1952- <br/><br/>
Key concepts in communication.: 
Tim O'sullivan 
 - London:  Methuen & Co,  1983 
 - xi, 270:  ill. ;  21cm. 
<br/><br/>Includes bibliographical refernces P.252-70 
<br/><br/><label>ISBN: </label>0416342507 0415014123 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication--Handbook
<br/><br/><label>Dewey Class. No.: </label>001.51