Subrahmanyam, N; Brij Lal <br/><br/>
Textbook of optics 

 - 18 
 -  S Chand & Company Pvt Ltd., New Delhi  1988 
 - 612 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light & paraphotic phenomena (Optics); Physics
<br/><br/><label>Dewey Class. No.: </label>535  SUB-T18