Subrahmanyam; lal Brij <br/><br/>
Textbook of sound 
Subrahmanyam; lal Brij 
<br/><br/><label>ISBN: </label>SL0698400 
<br/><br/><label>Standard No.: </label>186887 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>C3, L4;N3