Encyclopedia of Indian National Biographies; Vol 15  P, Q and R 

 - Delhi  Dominant Publishers and Distributors  2006 
<br/><br/><label>ISBN: </label>81-7888-405-4 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>R920.054