Ranaweera, Sarath <br/><br/>
පෘතුවිය 
 Pruthuviya 

 - Dankotuwa  Vasana   2007 
 - 11p.,  25 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar system <br/>Earth
<br/><br/><label>Universal Decimal Class. No.: </label>523  / RAN