Vivian, John. <br/><br/>
The media of mass communication/ 
John Vivian 
 - 5th Canadian ed. 
 - Toronto:  Allyn and Bycon,  2009. 
 - xv,352p.; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780205499755 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media.
<br/><br/><label>LC Class. No.: </label>P90 .V58 2009