TY  - GEN
AU  - Gorr, Wilpen L
AU  - Kurland, Kristen S
TI  - GIS Tutorial
SN  - 9781589482050
U1  - 910.285 
PY  - 2008///
CY  - New York
PB  - Esri Press
KW  - Geographic information systems
KW  - Geography
KW  - Geography study and teaching
ER  -