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Чикаго-гийн эшлэл (17 дахь хэвлэлт)International Energy Agency, Organisation for Economic Co-operation and Development, ба ProQuest (Firm). Implementing Energy Efficiency Policies: Are IEA Member Countries on Track? Paris: OECD/IEA, 2009.
MLA -ийн эшлэл (9 дэх хэвлэлт)International Energy Agency, et al. Implementing Energy Efficiency Policies: Are IEA Member Countries on Track? OECD/IEA, 2009.
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