Key concepts in communication and cultural studies / 
Tim O'Sullivan... [et al.] 
 - 2 
 - London :  Routledge,  1994       
 - xiv, 367 p. 
<br/><br/><label>ISBN: </label>0415061733 
<br/><br/><label>LC Class. No.: </label>P 90 K44 1994