Burrough, Peter A. & McDonnell, Rachael A. <br/><br/>
Principles of geographical information systems  

 - Oxford University press  Oxford  1998 
 - xiii, 333 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>910.285 Bur/McD