TY  - BOOK
AU  - Gurugnanam, B.  
TI  - Geographic information system/by B. Gurugnanam
SN  - 9788190851282
U1  - 621.3678 
PY  - 2009///
CY  - New Delhi
PB  - New India Publishing Agency
KW  - Engineering and allied operations
KW  - Technology (Applied sciences)
KW  - Geographic Information System
ER  -