Arora, C L <br/><br/>
B Sc practical physics 

 - 19th 
 - New Delhi  S. Chand and Company  2010 
 - 609 
<br/><br/><label>ISBN: </label>81-219-0909-0 
<br/><br/><label>Dewey Class. No.: </label>530 Ar67B