Heywood,Ian. <br/><br/>
Geographical information systems  [[Book] /] 
Ian Heywood , cornelius sarah ,Steve carver. 
 - 3nd ed. 
 - London :  Person prentice hall,  2006. 
 - 426 P :  ill. (some col.), maps (some col.) ;  26 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/>v. 1. Principles and technical issues -- v. 2. Management issues and applications. 
<br/><br/><label>ISBN: </label>0131293176 
<br/><br/><label>LCCN: </label>2005453246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographic information systems.<br/>Information storage and retrieval systems--Geography.<br/>Geography--Data processing.<br/>Systلemes d'information géographique.
<br/><br/><label>LC Class. No.: </label>G70.212  / .G465 1999 
<br/><br/><label>Dewey Class. No.: </label>910.285 
<br/><br/><label>National Library of Medicine Call No.: </label> / HG