TY  - BOOK
AU  - CARVER, STEVE
AU  - SARAH CORNELIUS
AU  - HEYWOOD, IAN
TI  - INTRODUCTION TO GEOGRAPHICAL INFORMATION SYSTEMS
SN  - 81 7808 982 3
U1  - 910.222 
PY  - 2003///
CY  - Delhi
PB  - Pearson Education Asia (Pte) Ltd., Delhi 
ER  -