Siddhinathananda Swami <br/><br/>
Nagamahasayan / 
by Siddhinathananda Swami 
 - 2nd ed. 
 - Thrissur :  Sri Ramakrishna Math,  2008. 
<br/><br/><br/>In Malayalam 
<br/><br/><label>Subjects--Index Terms: </label>Biography - Nagamahasayan Spiritual Experience