Gupta R C <br/><br/>
Viva voce in physics 

 - Meerut  Pragati         1988 
 - v.p.  cm. 
<br/><br/><label>Standard No.: </label>86346 
<br/><br/><label>Source: </label> Textbook 
<br/><br/><label>Dewey Class. No.: </label>C, L9;M8;2;1