RAJKUMAR <br/><br/>
Problems In Waves And Sound 

 - 1st Ed.  Reprint 
 -  Campus Books International New Delhi,  2003 
 - 86p 
<br/><br/><label>ISBN: </label>81-8030-024-2 
<br/><br/><label>Dewey Class. No.: </label>534  / RAJ/P