TY  - BOOK
AU  - Shekhar, Shashi
AU  - Xiong, Hui
TI  - Encyclopedia of GIS
SN  - 9780387308586
U1  - 911:681.516(031) 
PY  - 2008///
CY  - New York
PB  - Springer
KW  - Geographical information systems
KW  - Geographic Information System
KW  - GIS
KW  - georgraphical ionformation systems
KW  - GIS- encyclopedia
ER  -