Harihar lal and others  <br/><br/>
Applied physics : waves optics  etc 

 - New Delhi  Tata Mc Graw hill pub co  1990 
 - 346 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>530  / HAR