Consumer market research handbook / 
editors, Robert M. Worcester, John Downham. 
 - 3rd rev. and enl. ed. 
 - London :  McGraw Hill,  c1986. 
 - ix, 840 p. :  ill. ,  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0077070755 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research.