Surveying = බිම් මැනුම 

 - Colombo  Department of Official Language  2007 
 - 102p.  21cm 
<br/><br/><label>ISBN: </label>9789559180135 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical geography<br/>Surveying glossary
<br/><br/><label>Dewey Class. No.: </label>526.98103  / GLO