Burns, Alvin C; Bush, Ronald F <br/><br/>
Marketing research 

 - 5th ed. 
 - England  Pearson Education Ltd.,  2006 
 - xxxi, 665 p. 
<br/><br/><label>ISBN: </label>81 317 0937 x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing Research