Babinm, Bary J. and Zickmund, William G.  <br/><br/>
Essentials of marketing research  
Babinm, Bary J. and Zickmund, William G.  
 - 6th ed.  
 -   Cengage Learning  2016 
<br/><br/><label>Dewey Class. No.: </label> / T16 BAB.Z