TY  - BOOK
AU  - Bernhardsen,Tori
AU  - 
TI  - Geographic information systems : 
SN  - 978 81 265 1136 9      
U1  - 910.9/B482g 
PY  - 0000///Wiley
PY  - 2002///
CY  - New Delhi 
KW  - Gepgraphy
KW  - Geography
N1  - Includes index(P419-28) and bibliography(P413-18)
ER  -