TY  - BOOK
AU  - Ian Heywood
AU  - "Sarah Cornelius , Steve Carver"
TI  - An Introduction to Geographical Information Systems
SN  - 9788131731932
PY  - 2010///
CY  - New Delhi
PB  - Pearson
KW  - Comp-Sc
N1  - Quantity Number:  1
ER  -