Heywood, Lan <br/><br/>
An introduction to Geographical Information Systems  [Book]. 

 - 3rd 
 - New Delhi  Pearson education  2010 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>978831731932 
<br/><br/><label>Subjects--Topical Terms: </label><br/>An introduction to geographical information systems