APA-viite (7. p.)
Organisation for Economic Co-operation and Development. (2001). Environmental goods and services: The benefits of further global trade liberalisation. OECD.
Chicago-viite (17. p.)
Organisation for Economic Co-operation and Development. Environmental Goods and Services: The Benefits of Further Global Trade Liberalisation. Paris, France: OECD, 2001.
MLA-viite (9. p.)
Organisation for Economic Co-operation and Development. Environmental Goods and Services: The Benefits of Further Global Trade Liberalisation. OECD, 2001.
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