Lo, C. P. <br/><br/>
Concepts and techniques of geographic information systems / 
C. P. Lo and Albert K. W. Yeung 
 - 2nd ed. 
 - New Delhi :  PHI Learning,  c2007. 
 - xii, 532 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>9788120339149 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographic information systems
<br/><br/><label>LC Class. No.: </label>G70.212  / .L627 2007