එක පොලෝතලයක සිට එක ලොවකට 
= eka polothalayaka sita eka lowakata 


 - Colombo:  Sri lanka EksathJatinge Sangamaya,  1989. 
 - 23p.;  20cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics of land & energy
<br/><br/><label>Dewey Class. No.: </label>333.7  / EKA