Gopalakrishnan, A. <br/><br/>
Thangavunna vidyabhyasam / 
by A. Gopalakrishnan and Vijayalakshmi 
 - Kottayam :  D C Books,  2005. 
<br/><br/><br/>In Malayalam 
<br/><br/><label>ISBN: </label>8126410604 
<br/><br/><label>Subjects--Index Terms: </label>Education Non Formal Education