Khanna, D. R. and Bedi, R .S. <br/><br/>
A Textbook of Sound 
FOR B.A and B.SC 
 - 10 
 - New Delhi  Atma Ram and Sons   1971 
 - 474 
<br/><br/><label>Subjects--Personal Names: </label> Physics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics