DeMers, Michael N. , <br/><br/>
Fundamentals of geographic information systems / 
Michael N. DeMers. 
 - 2nd ed. 
<br/><br/><label>ISBN: </label>0471314234 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographic information systems.
<br/><br/><label>LC Class. No.: </label>G70.212   / .D46 2000