TY  - GEN
AU  - Demers, Michael N.
TI  - Fundamentals of geographic information systems
SN  - 9788126537211
U1  - 910.285 
PY  - 2009///
CY  - New Delhi
PB  - Wiley
N1  - 1. Introduction to digital gepgraphy
2. Basic geographic concepts
3. Map Basics
4. GIS computer structure basics
5. GIS data models
6. Gis unputs
7. Data storage and editing
ER  -