TY  - GEN
AU  - Dhanapala , A.H.
TI  - ස්වාභාවික විපත්
SN  - 9789555736718
U1  - 363.64 
PY  - 2008///
CY  - Nugegoda
PB  - Sarasavi Prekashakayo
KW  - ENVIRONMENTAL PROBLEMS
KW  - SOCIAL PROBLEMS ENVIRONMENT
KW  - ENVIRONMENTAL PROTECTION
ER  -