Wickramasinghe, S. <br/><br/>
Sithiyam vidyawa 

 -  2007 
 - 73p. 
 - Cartography Sri Lanka Maps Earth 
 - Science Books Series  No.1 .
 = Wickramasinghe, S. 
<br/><br/><label>Standard No.: </label>M 
<br/><br/><label>Standard Tech. Report. No.: </label>
<br/><br/><label>LCCN: </label>B 
<br/><br/><label>Nat. Bib. No.: </label>NA-330 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>NA-330 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying
<br/><br/><label>Universal Decimal Class. No.: </label>528.9(548.7)