AU  - Siddiqui,DrMasood Ahsan
TI  - Introduction to Geographical Information System / 
SN  - 81-86204-77-6
U1  - 910 
PY  - 2006///
CY  - Allahabad-211002
PB  - Sharda Pustak Bhawan , 
KW  - Geography
N1  - NULL
ER  -