Subrahmanyam, N. and Lal, Brij <br/><br/>
A Text Book of Opitcs 

 - New Delhi  S. Chand & Company Ltd  1966 
 - 612 
<br/><br/><label>Publisher. No.: </label> Subhas Stores 
<br/><br/><label>Subjects--Personal Names: </label> Physics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics