APA-referens (7:e uppl.)
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2006). Environmental and energy products: The benefits of liberalising trade. OECD.
Chicago-referens (17:e uppl.)
Organisation for Economic Co-operation and Development och ProQuest (Firm). Environmental and Energy Products: The Benefits of Liberalising Trade. Paris: OECD, 2006.
MLA-referens (9:e uppl.)
Organisation for Economic Co-operation and Development och ProQuest (Firm). Environmental and Energy Products: The Benefits of Liberalising Trade. OECD, 2006.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.