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Чикаго-гийн эшлэл (17 дахь хэвлэлт)Nordic Council of Ministers ба Inc ebrary. Impact of Energy Labelling on Household Appliances. Copenhagen: Nordic Council of Ministers, 2007.
MLA -ийн эшлэл (9 дэх хэвлэлт)Nordic Council of Ministers ба Inc ebrary. Impact of Energy Labelling on Household Appliances. Nordic Council of Ministers, 2007.
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