APA-viite

Orgasnisation for Economic Co-operation and Development. (1980). Environment policies for the 1980s. OECD.

Chicago-tyylinen lähdeviittaus

Orgasnisation for Economic Co-operation and Development. Environment Policies for the 1980s. Paris: OECD, 1980.

MLA-viite

Orgasnisation for Economic Co-operation and Development. Environment Policies for the 1980s. OECD, 1980.

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