VASUDEVA (D N). <br/><br/>
Text book of light. Ed 8. 

 - 
 - Lucknow  Atma Ram & Sons  1976 
 - vi,628 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light
<br/><br/><label>Dewey Class. No.: </label>535  VAST