TY  - BOOK
AU  - Dayawansa, N.D.K.
TI  - Geo-informatics for national development: proceedings of the sixth national symposium on geo-informatics session 01 July 31, 2009
SN  - 9551308124
U1  - B0530 
PY  - 2009///
PB  - Geo-informatics society of Sri Lanka
KW  - BOOKS BOX 530
ER  -