Gupta, Puvvada Viswanndha <br/><br/>
Adult literacy / 
Gupta, Puvvada Viswanndha. 
 - New Delhi:  Discovery publishing House,  2013. 
 - 198p;24cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>978 93 5056 318 
<br/><br/><label>Dewey Class. No.: </label>374.0124 SPE