Successful Focus Groups :    Advancing the State of the Art / Ed. 
David L. Morgan 
 - NewYork :  Sage Publications,  c1993. 
 - xv,271p. 
<br/><br/><label>ISBN: </label>9780803948747 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Focus Groups
<br/><br/><label>Dewey Class. No.: </label>300.72  / MorS