Sri Lanka national report to the United Nations conference on environment and development.
Sri Lanka national report to the United Nations conference on environment and development.
- Min.Environ. & Par.Affairs Colombo 1991
- 171
- Sri Lanka
= Sri Lanka national report to the United Nations conference on environment and development.
M
B
5179
577.4(548.7)SRI S.L.
Ecology
577.4(548.7)
M
B
5179
577.4(548.7)SRI S.L.
Ecology
577.4(548.7)