TY  - BOOK
AU  - Clarke,Keth C., Parks, Bradley O.
AU  - x
TI  - Geographic information systems and environmental modeling: x
SN  - 812032174X
U1  - 910.9/C538g 
PY  - 2002///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Geographic information systems
KW  - Geography
N1  - Includes
ER  -