පොලිතීන් සහ ප්ලාස්ටික්:පුච්චන්න එපා කියන්නේ ඇයි?

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SOBAS_25_1_2016_7_9.pdf (2.31 MB)

Date

Authors

Publisher

Ministry of Mahaweli Development and Environment:Colombo

Keywords

Environmental Sciences, Pollution Control, Polytheen, Plastic

Citation

Soba, 25(1):p.7-9

URI

http://dspace.nsf.gov.lk/handle/1/598

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