ධරණීය සංවර්ධනය:රියෝ සිට ජොහැන්නස්බර්ග් දක්වා

Files

ENV_0018_1_70.pdf (4.57 MB)

Authors

Ministry of Environment and Natural Resources

Publisher

Ministry of Environment and Natural Resources:Colombo

Keywords

Sustainable Development, Earth Summit, Rio Summit

URI

http://dspace.nsf.gov.lk/handle/1/312

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