TY  - BOOK
AU  - Worrall,Les
TI  - Spatial analysis and spatial policy using geographic information systems / 
SN  - 8123900562
U1  - 910.285 
PY  - 1992///
CY  - New Delhi : 
PB  - CBS Publishers , 
KW  - GIS
N1  - Includes index
ER  -