APA-viite (7. p.)
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2005). Looking beyond tariffs: The role of non-tariff barriers in world trade. OECD.
Chicago-viite (17. p.)
Organisation for Economic Co-operation and Development ja ProQuest (Firm). Looking Beyond Tariffs: The Role of Non-tariff Barriers in World Trade. Paris: OECD, 2005.
MLA-viite (9. p.)
Organisation for Economic Co-operation and Development ja ProQuest (Firm). Looking Beyond Tariffs: The Role of Non-tariff Barriers in World Trade. OECD, 2005.
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