Tomar, Surekha  <br/><br/>
UPKAR'S CSIR-UGC  NET/JRF/SET Physical Sciences / 
Dr. Surekha Tomar 
 - 5th ed. 
 - Agra:  Upkar prakashan, 
 - 912p 
<br/><br/><label>ISBN: </label>9788174825278 
<br/><br/><label>Dewey Class. No.: </label>530  / TOM/U