An introduction to geographic information systems / 
Information Management Library. 
 - London :  HMSO,  1994 
 - ii, 104 p :  ill ;  26 cm 
<br/><br/> Includes Index 
<br/><br/><label>ISBN: </label>0113306121 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographic information systems
<br/><br/><label>Dewey Class. No.: </label>910.285  / INI 1994