TY  - BOOK
AU  - Bernhardsen, Tor
TI  - Geographic Information Systems
SN  - 9780470236116
U1  - 910.285 
PY  - 1992///
CY  - Norway: 
PB  - Viak IT, 
KW  - Databases
KW  - Geographic Information
KW  - Geography
KW  - GIS Tools
ER  -