Heywood, Lan and others <br/><br/>
An introduction to geographical information systems 

 - 2nd ed. 
 - New Delhi  ; Pearson Education  , 2006 
 - xv,287p. 
<br/><br/><label>ISBN: </label>8177587846  295 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographical Information Systems<br/>Geography<br/>Gis
<br/><br/><label>Dewey Class. No.: </label>910.285  / HEY