Burrough/ McDonnell  <br/><br/>
Principles of Geographical information system 

 -  Oxford  university press  1998 
 - 333 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>geographical
<br/><br/><label>Dewey Class. No.: </label>658.4038  / BUR