RAO (B V N). <br/><br/>
Textbook of light.PI:geometrical optics. 

 - N D  S S Publishing Co Pvt Ltd.,  1967 
 - xiii,204 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light Geometrical Optics
<br/><br/><label>Dewey Class. No.: </label>535 RAOT