Gupta S.L, Sanjeev Gupta <br/><br/>
Unified Physics  Optics 

 - 3rd ed. 
 - Meerut  Jai Prakash Nath Publications  2020 
 - 220p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHYSICS
<br/><br/><label>Dewey Class. No.: </label>535.GUP