Worboys, Michael. <br/><br/>
GIS : a computing perspective /  
Michael Worboys and Matt Duckham. 
 - 2nd ed /   . 
 - New York :   CRC Press ,   2004. 
 - 426p. :   ills.,charts.,figs.,maps ;   26cm .  
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0415283752  GBP60.99 
<br/><br/><label>Subjects--Index Terms: </label>GEOGRAPHIC INFORMATION SYSTEM  
<br/><br/><label>Dewey Class. No.: </label>910.285  / WOR/G