Sparks, Glenn G. <br/><br/>
Media effects research :  a basic overview / 
Glenn G. Sparks 
 - 3rd ed. 
 - Boston, MA :  Wadsworth, Cengage Learning,  2010 
 - xix, 265 p. :  ill.;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>049556785X (pbk.) 9780495567851 (pbk.)  RM328.31 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Influence<br/>Mass media--Social aspects<br/>Mass media--Research--Methodology