Heywood, Ian <br/><br/>
An introduction to geographical information systems / Ed.3 

 - 3 
 - New Delhi  Pearson  2010 
 - xxxvi, 426p  
<br/><br/><label>Subjects--Index Terms: </label>Geographical Information Systems 
<br/><br/><label>Dewey Class. No.: </label>624:528.4  / HEY