Heywood, Ian. <br/><br/>
An introduction to geographical information systems / 
Ian Heywood. 
 - 3rd 
 - New Delhi  Pearson  2010 
<br/><br/><label>ISBN: </label>9788131731932 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>910.285  / HEY