Sethi, N. K. <br/><br/>
Text book of optics :  for junior students / 
by N. K. Sethi and S. B. Raizada 
 - 3rd ed. 
 - Delhi :  Premier Pub.,  1957 
 - 494 p. :  dia. ;  22 cm. 
<br/><br/><label>ISBN: </label> Rs. 10.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optics--Text books
<br/><br/><label>Dewey Class. No.: </label>535