Mandal, T. M. <br/><br/>
A Text-Book of Sound 

 - 10th 
 - Calcutta  Science Book Agency  1935 
 - 207 
<br/><br/><label>Publisher. No.: </label> Science Book Agency 
<br/><br/><label>Subjects--Personal Names: </label> Physics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics