TY  - GEN
TI  - Resource material on biodiversity for general certificate of education: advanced level
SN  - 9558177024
U1  - 333.95 
PY  - 1999///
CY  - Colombo
PB  - IUCN Sri Lanka
KW  - ECONOMICS OF LAND AND ENERGY
KW  - ECONOMICS
KW  - BIOLOGICAL RESOURCES
KW  - OTHER NATURAL RESOURCE
ER  -