PHILIP  KOTLER  GARYARMSTRONG <br/><br/>
PRINCIPLES OF MARKETING TWELFTH EDITION 

 - DELHI  PEARSON EDUCATION  2008 
<br/><br/><label>ISBN: </label>978-81-317-1547-5 
<br/><br/><label>Dewey Class. No.: </label>658.8  / KOT/P