TY  - GEN
AU  - Heywood, Ian
AU  - Cornelius, Sarah
AU  - Carver, Steve
TI  - An Introduction to geographical information systems
SN  - 0130611980
PY  - 2002///
CY  - New York
PB  - Pearson
KW  - GEOGRAPHIC INFORMATION SYSTEMS
KW  - MAPPING
N1  - Replacement copy of RBL No. 14/07
ER  -