Diamond J <br/><br/>
Principles of Marketing 
Diamond J; Pintel G 
 - 3 
 - New Jersey  New Jersey, Prentice-Hall  1986 
 - xvii,446. 
<br/><br/><label>ISBN: </label>0-13-701392-2     01 
<br/><br/><label>Source: </label>Textbook