Introduction tio Geographic Information Systems / 
Kang-tsung Chang. 
 - 4th ed. 
 - Boston:  McGraw-Hill,  2008. 
 - xiv,450 p,;  Cd Room. 
<br/><br/><label>ISBN: </label>9780073051154 
<br/><br/><label>LC Class. No.: </label>G70.212   / .C492 2008