Demers, Michael N. <br/><br/>
Fundamentals of geographic information systems 

 - 2nd 
 - NY  John Willey & Sons  2000 
 - xiii, 498p. 
<br/><br/><label>ISBN: </label>0471314234 
<br/><br/><label>Dewey Class. No.: </label>910.285  / D33F