Sandip Kumar <br/><br/>
Antariksha ke anajane rahasya 
Sandip Kumar 
 - 1997 
 - Delhi  Kamna Prakashan  1997 
 - 32p;   23 cm.  
<br/><br/><label>ISBN: </label> 15.00 
<br/><br/><label>Dewey Class. No.: </label>020  / SAN-AA