Gorr, Wilpen L. <br/><br/>
Learning and using Geographic Information Systems 

 - Australia  Thomson  2006 
 - 219 
<br/><br/><label>ISBN: </label>619217472 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographical Information Systems
<br/><br/><label>Dewey Class. No.: </label>910.285  / GOL