"Patra,Sudhanshu" <br/><br/>
Bishwa Paribesh O Manush ; Juvenile literature on popular science 

 - Calcutta  Dey's Publication  1998 
 - v.p 
<br/><br/><label>ISBN: </label>817079885X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Popular Science-Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>WB 500 PAT