Longley, Paul Aetc <br/><br/>
Geographic information systems & science / 

 - 3rd ed. 
 - U.S.A :  John Wiley & Sons ,  2011. 
 - xix+539 
<br/><br/><label>ISBN: </label>9780470721445 
<br/><br/><label>Subjects--Index Terms: </label>Geoography,information Systems