TY  - BOOK
AU  - Longley, Paul A.
AU  - ...[et al.]
TI  - Geographical information systems: principles, techniques, management and applications
SN  - 0471-7354-50
U1  - 911:681.516 
PY  - 2005///
CY  - New Jersey
PB  - Johnwiley & Sons
KW  - Geographical information systems
KW  - Geographic Information System
KW  - GIS
KW  - georgraphical ionformation systems
ER  -