Sidney Marcus Dias <br/><br/>
சகவாழ்வுக்கான அறிவு  Tamil 
 Sakavaalvukkana Arivu 
Sidney Marcus Dias,Karamat S.A.C(translator) 
 - Srilanka:  Thothanna Publishing House;  2011. 
 - 96p:  21cm. 
<br/><br/><label>ISBN: </label>9789551848675 
<br/><br/><label>Dewey Class. No.: </label>894.8113  / DIA