Sethi; Nihalkaran <br/><br/>
Tara bhautiki or taaron ki duniya  Hindi 

 - Lucknow  Hindi samiti  1968 
 - 280pg 
 -  Hindi samiti granthmala -63 .
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>521.5 S75T