HENRIKSEN, Oskar <br/><br/>
Geographic information systems for utility mapping 

 - [Colombo]  Third water supply and sanitation project  0 
 - xiv, 112 p. 
<br/><br/><label>ISBN: </label>156532 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mapping
<br/><br/><label>Dewey Class. No.: </label>912  / HEN