Tomar,Surekha <br/><br/>
CSIR - UGC NET / JRF / SET : Physical Sciences 

 - Agra  Upkar Pub  2017 
 - 1127p. 
<br/><br/><label>ISBN: </label>9788174825278 
<br/><br/><label>Dewey Class. No.: </label>500.76  T59C