Ward, Jean. <br/><br/>
Search strategies in mass communication / 
Jean Ward [and] Kathleen Hansen. 
 - 2nd ed. 
 - New York :  Longman,  c1993. 
 - xvi, 296 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0801310350 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Research--Methodology.<br/>Communication--Research--Methodology.