Parasuraman, A. <br/><br/>
Marketing research / 
A. Parasuraman, Dhruv Grewal, R. Krishnan. 
 - 2nd  ed. 
 - Boston :  Houghton Mifflin,  2007. 
 - xxii, 638  p. 
<br/><br/><label>ISBN: </label>0618660636 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research.