Bernhardsen, Tor <br/><br/>
Geographic information systems:   An introduction 
by Tor Bernhardsen 
 - 3rd ed. 
 - New Delhi,  New Delhi,  2002. 
 - xiii, 428p. 
<br/><br/><label>ISBN: </label>9788126511389 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INFORMATION SYSTEMS<br/>GIS
<br/><br/><label>Dewey Class. No.: </label>910.285 BER/G