TY  - GEN
AU  - Pickles,John
TI  - Geographic information systems
SN  - 8170339596
U1  - 910.285 PIC 
PY  - 2006///
CY  - Jaipur
PB  - Rawat Publications
KW  - Geographic information systems
KW  - Earth Shattering
KW  - Computer Innovation
KW  - Geographic Research
ER  -