Clarke, C.K. <br/><br/>
Getting Started with Geographic Information Systems 
Keith C. Clarke 
 - 5th. 
 - New Jersey:  Pearson Education,  2011. 
 - xi,371p.:  ill.;  24 cm.  in 
<br/><br/> include bibliographical reference and index 
<br/><br/><label>ISBN: </label>9780131494985 
<br/><br/><label>LC Class. No.: </label>DUCE G70212.C57