Sinha Kamlesh <br/><br/>
Bhartia pratima vigyan 

 - New Delhi  Ayan Prakashan       1990 
 - 119p  cm. 
<br/><br/><label>Standard No.: </label>62662 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>ND2,M9(Q), N0