MALHOTRA, S. <br/><br/>
Numerical Problems in Physics for class IX 

 - 3rd edi. 
 - New Delhi  Tata Mc Graw- Hill Pub. Co.  2007 
 - x, 267p. 
<br/><br/><label>ISBN: </label>0-07-061638-8 
<br/><br/><label>Dewey Class. No.: </label>530.076