Heywood Ian, et..al.. <br/><br/>
Introduction to Geographical Information Systems 

 - New Delhi  Pearson  2010 
 - 426 
<br/><br/><label>ISBN: </label>9788131731932 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>910 HEY