"Pandey, Poonam" <br/><br/>
Bharat ki vigyan yatra 

 - Delhi  Jyotsna Publications  2014 
 - 254 
<br/><br/><label>ISBN: </label>9788192920115 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scientific development - India
<br/><br/><label>Dewey Class. No.: </label>H 509.54 PAN