Rai, Babu Gulab <br/><br/>
Siddhant aur adhyan 
by Babu Gulab Rai 
 - Delhi  Atmaram & Sons  2010 
 - 300p.  22cm. 
<br/><br/><label>ISBN: </label>8170436141 
<br/><br/><label>Dewey Class. No.: </label>H 891.4316 RAI