Heywood, Ian <br/><br/>
An introduction to geographical information systems 

 - 2 
 - New Delhi  Pearson Education  2002 
 - xv, 293p.  
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>8178089823 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographical information systems (GIS)