Sparks, Glenn Grayson, <br/><br/>
Media effects research :  a basic overview / 
Glenn G. Sparks. 
 - Fifth edition. 
 - xx, 348 pages :  illustrations ;  23 cm. 
<br/><br/> Previous edition : 2013. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781305077478  RM719.02 1305077474 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Social aspects.<br/>Mass media--Research--Methodology.