TY  - BOOK
AU  - Gunasena, Chandana P.
TI  - Sitiyam, bhugoliya toraturu paddhati saha  durastha sanvedaya
SN  - 9789553004529
U1  - 910.285 
PY  - 2008///
CY  - Colombo
PB  - Godage
KW  - Geographic information systems
KW  - Global  positioning system
KW  - Maps
KW  - Remote Sensing
N1  - Maps, Geographical Information Systems and  remote sensing; PR
ER  -