Anekkalil Gopalapillai S <br/><br/>
Sahasrayogam sujanapriya vyaghyanam 

 - 27th Ed. 
 - Alappuzha  Vidyarambham publishers  2007 
 - 544 
<br/><br/><label>ISBN: </label>8185315108 
<br/><br/><label>Dewey Class. No.: </label>616  / ANE/SA