McQuail, Denis. <br/><br/>
Mass communication theory :  an introduction / 
by Denis McQuail. 
 - 2nd ed. 
 - London :  SAGE Publications,  1987. 
 - 352 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>0803980698 0803997701  Hadiah 
<br/><br/><label>LCCN: </label>87-061113 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media