Berger, Arthur Asa <br/><br/>
Media and communication reserch methods :  an introduction to qualitative and quantitative approaches / 
Arthur Asa Berger 
 - London :  Sage Publications, Inc.,  2000       
 - xxi, 295 p. 
<br/><br/><label>ISBN: </label>0761918531 
<br/><br/><label>LC Class. No.: </label>P 91.3 B496m 2000