Kotler, Philip. <br/><br/>
Principles of marketing / 
Philip Kotler and Gary Armstrong. 
 - 8th ed. 
 - New Jersey :  Prentice-Hall,  c1999. 
 - xviii, 635 [55] p. :  col. ill. ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/>includes bibliographical references. 
<br/><br/><label>ISBN: </label>0130961906 (pbk.)  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing.