Geographic information systems :  developments and applications / 
edited by Les Worrall 
 - London :  Belhaven Press,  c1990 
 - [x], 251 p. :  ill., maps ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>185293140X :  PND 42.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographic information systems
<br/><br/><label>Dewey Class. No.: </label>910.285