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

 - NEW DELHI  PRENTICE-HALL OF INDIA  1999 
<br/><br/><label>ISBN: </label>81-203-1490-5 
<br/><br/><label>Dewey Class. No.: </label>658.8  / KOT/P