Kotler, Philip. <br/><br/>
Principles of marketing / 
Philip Kotler and Gary Armstrong. 
 - 5th ed. 
 - Englewood Cliffs, N.J. :  Prentice Hall,  c1991. 
 - xxiii, 711 pages :  illustrations ;  28 cm. 
 - The Prentice Hall series in marketing. .
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0136912478 
<br/><br/><label>LCCN: </label>90025245  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing.
<br/><br/><label>Dewey Class. No.: </label>658.8 KOT