Organisation for Economic Co-operation and Development & ProQuest (Firm). (2006). Environmental and energy products: The benefits of liberalising trade. OECD.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Organisation for Economic Co-operation and Development ба ProQuest (Firm). Environmental and Energy Products: The Benefits of Liberalising Trade. Paris: OECD, 2006.
MLA -ийн эшлэл (9 дэх хэвлэлт)Organisation for Economic Co-operation and Development ба ProQuest (Firm). Environmental and Energy Products: The Benefits of Liberalising Trade. OECD, 2006.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.