"Chauhan, Lal Bahadur Singh" <br/><br/>
Bharat ke mahan vvaigyanik 

 - Delhi  Atmaram  2007 
 - 224p. 
<br/><br/><label>ISBN: </label>8170434173 
<br/><br/><label>Dewey Class. No.: </label>H 509.24 CHA