Prabhakaran, A. <br/><br/>
Verukal thediyirangiya sasthrakaran / 
by A. Prabhakaran 
 - Thiruvananthapuram :  Samsthana Balasahithya Institute,  1994. 
 - Sasthra Kairali series  5 .
<br/><br/><br/>In Malayalam 
<br/><br/><label>Subjects--Index Terms: </label>Science