Ramamorthi, S. <br/><br/>
A text book of sound / 
by S. Ramamorthi and K. Radha 
 - Madras :  Tha National Pub.,  1963 
 - 232 p. :  ill. ;  19 cm. 
 - National publishing co. physics series .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> Rs. 4.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sound
<br/><br/><label>Dewey Class. No.: </label>534