Punyadinaghosangalude  Adhyatmikaprasakti  Malayalam 
Nair A K B 
 - 1st 
 - Kozhikode  Purana Publications  2005 
 - 72 
<br/><br/><label>ISBN: </label>8130002515 
<br/><br/><label>Dewey Class. No.: </label>894.812 NAI  / 11882