Lovelock Christopher <br/><br/>
Principles of Service Markrting and Mangement 
Lovelock Christopher 
 - 2 
 - New Jersey  New Jersey, Prentice Hall  2002 
 - xix,436 
<br/><br/><label>ISBN: </label>0-13-040467-5 
<br/><br/><label>Source: </label>Textbook