TY  - BOOK
AU  - Gunathilake, H.M.
TI  - A theoretical manual for environmental valuation in Sri Lanka
SN  - 9559120158
U1  - 504 
PY  - 2003///
CY  - Battaramulla
PB  - Ministry of Environment & Natural Resources
KW  - Economics / Primary market / Secondary market / Market information
ER  -