Clarke, Keith C. <br/><br/>
Getting started with geographic information systems 

 - 3rd ed. 
 - Upper Saddle River, N.J. :  Prentice Hall,  2001 
 - 352 p. +  1 CD-ROM 
<br/><br/><label>ISBN: </label>0130168297 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GEOGRAPHIC INFORMATION SYSTEMS
<br/><br/><label>LC Class. No.: </label>G70.212  / C527G 2001