Gupt Saroo Prasad <br/><br/>
Vigyan samajshch 

 - Bihar  Sarsawati Laxmi        1982 
 - 161p  cm. 
<br/><br/><label>Standard No.: </label>58938 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>z2, 15M2