Barbour, Rosaline. <br/><br/>
Doing focus groups / 
Rosaline Barbour 
 - New Delhi :  Sage Publications,  2007. 
 - 174 p. :  ill. ;  32 cm. 
<br/><br/><label>ISBN: </label>9780761949787 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling <br/>Research approach
<br/><br/><label>Dewey Class. No.: </label>307.2  / BAR P07D