Surekha Tomar <br/><br/>
CSIR-UGC NET/JRF/SET Physical Science 

 -  Upkar Prakashan 
 - 976 
<br/><br/><label>ISBN: </label>978-81-7482-527-8 
<br/><br/><label>Dewey Class. No.: </label>001.076 SUR/P