Bernhardsen,Tor <br/><br/>
Geographic Information Systems :   An Introduction / 
Tor Bernhardsen  
 - 3rd ed. 
 - New Delhi :  Wiley,  2007. 
 - 428 p. :    ills. ;    23 cm. 
<br/><br/>Includes index and bibliographies. 
<br/><br/><label>ISBN: </label>8126511389 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographic information systems  <br/>Cartography—Data processing
<br/><br/><label>Dewey Class. No.: </label>910.285   / BEG