Ayyappan, P. K. <br/><br/>
Ayyankali / 
by P. K. Ayyappan 
 - Thiruvananthapuram :  Samsthana Balasahithya Institute,  1990. 
 - Akshara Kairali Series  8 .
<br/><br/><br/>In Malayalam 
<br/><br/><label>Subjects--Index Terms: </label>Biography History Kerala