Zikmund, William G. <br/><br/>
Marketing :  creating and keeping customers in an e-commerce world / 
William G. Zikmund, Michael D'Amico. 
 - 7th ed. 
 - Cincinnati, Ohio :  South-Western College Pub.,  2000. 
 - 689 p.;  ill. ;  38 cm. 
<br/><br/> Kaynakça: p. 660-669. 
<br/><br/><label>ISBN: </label>9780324112870 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Market surveys
<br/><br/><label>LC Class. No.: </label>HF5415