N. K. SEHGAL <br/><br/>
MODERN PHYSICS 

 - 8YH 
 - NEWDELHI  SULTAN CHAND & SONS  1998 
 -  542P 
<br/><br/><label>ISBN: </label>81-8054-261-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/><br/>
<br/><br/><label>Dewey Class. No.: </label>539/SEH/MOD