TY  - GEN
AU  - Heywood, Ian
AU  - Raju, Srinivasa
AU  - Cornelius, Sarah
AU  - Carver, Steve
TI  - An intorduction to geographical information systems
SN  - 8177587846
U1  - 910.285 
PY  - 2006///
CY  - United Kingdom
PB  - Persons Education
KW  - Geographical Information technology
KW  - Geography
KW  - Geographic
ER  -