TY  - BOOK
AU  - Gurugnanam,, B.
TI  - Geographic information system / 
U1  - 910.285 
PY  - 2009///
CY  - New Delhi
PB  - New India
KW  - Geography
KW  - GIS-fundamentals
KW  - Map projections
KW  - GIS operations
KW  - Internet resources
ER  -