tsungchang,kang. <br/><br/>
introduction to geographic information systems 
kang-tsungchang 
 - new york  mcGraw-Hill  2008 
 -  ill:diagrams,map.  23cm 
<br/><br/><label>ISBN: </label>13:978-007-125920-0 
<br/><br/><label>Dewey Class. No.: </label>910.285  / CHA