APA-viite (7. p.)
Organisation for Economic Co-operation and Development, SourceOECD (Online service), & ProQuest (Firm). (2008). OECD environmental outlook to 2030. OECD.
Chicago-viite (17. p.)
Organisation for Economic Co-operation and Development, SourceOECD (Online service), ja ProQuest (Firm). OECD Environmental Outlook to 2030. Paris: OECD, 2008.
MLA-viite (9. p.)
Organisation for Economic Co-operation and Development, et al. OECD Environmental Outlook to 2030. OECD, 2008.
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