Demers, Michael .N <br/><br/>
Fundamentals of geographic information systems / 
Michael .N Demers 
 - New delhi:  Wiley,  2012 
 - 470 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil
<br/><br/><label>Dewey Class. No.: </label>910.285  / DEM/F