Lo,C.P. <br/><br/>
Concepts and Techniques of Geographic Information Systems 
C.P.Lo 
 - New Delhi  Prentice-Hall  2002 
 - 492p. 
<br/><br/> H.B 
<br/><br/><label>ISBN: </label>8120322304 
<br/><br/><label>Dewey Class. No.: </label>910.285 LOC