Geographic information systems & science / 
Paul A. Longley ... [et al.]. 
 - 3rd  ed. 
 - Danvers, MA :  J. Wiley,  2011. 
 - xix, 539  p. 
<br/><br/><label>ISBN: </label>0470721445 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographic information systems.