Shrivastav; Bhagwati Prasad <br/><br/>
Secondry school bhotik vigyan  Hindi 

 - New Delhi  Youngman   1965 
 - 399pg 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>530 S67S