Khandwalla P N <br/><br/>
Fourth eye : excellence through creativity 
Khandwalla P N 
 - 2 
 - New Delhi  New Delhi, Wheeler  1988 
 - 420p 
<br/><br/><label>ISBN: </label>81-85614-47-4 
<br/><br/><label>Source: </label>Textbook