Tomar Surekha <br/><br/>
CSIR-UGC NET/JRF/SET Physical sciences( paper-1&2) 

 - Agra  Upkar Prakashan 
 - 1064p. 
<br/><br/><label>ISBN: </label>9788174825278 
<br/><br/><label>Dewey Class. No.: </label>500.2076  T591C