Krueger, Richard A. <br/><br/>
Focus groups :  a practical guide for applied research / 
Richard A. Krueger, Mary Anne Casey. 
 - 4th ed. 
 - Los Angeles :  SAGE,  c2009. 
 - xviii, 219 p. : 23cm. 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781412969475 (spiral) 1412969476 (spiral) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Focus groups.<br/>Social sciences
<br/><br/><label>National Library of Medicine Call No.: </label>W 100