TY  - BOOK
AU  - Mehtani, Subhah
AU  - Sinha, Amarjit
TI  - Geographical information systems
SN  - 9788131102121
U1  - 910.285 MEH S 
PY  - 2010///
CY  - New Delhi
PB  - Commonwealth Publishers Pvt. Ltd
KW  - GIS
KW  - Digital mapmaking
KW  - Geological planets
KW  - Environmental science
ER  -