Zikmund, William G. <br/><br/>
Essentials of marketing research / 
William G. Zikmund, Barry J. Babin. 
 - 3rd  ed. 
 - Mason, OH :  South-Western,  2007. 
 - xvii, 414  p. 
<br/><br/><label>ISBN: </label>0324320879: 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research.