Subrahmanyam, N. <br/><br/>
A textbook of optics /  
N. Subrahmanyam and Brij Lal. 
 - 1st ed. 
 - New Delhi :  S. Chand & Company,  c2000. 
 - xv, 718 p. :  ill. ; figs. tables. ;  22 cm. 
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