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Чикаго-гийн эшлэл (17 дахь хэвлэлт)International Labour Office ба Inc ebrary. Guidelines for the Use of the ILO International Classification of Radiographs of Pneumoconioses. Rev. ed. Geneva: International Labour Office, 2011.
MLA -ийн эшлэл (9 дэх хэвлэлт)International Labour Office ба Inc ebrary. Guidelines for the Use of the ILO International Classification of Radiographs of Pneumoconioses. Rev. ed. International Labour Office, 2011.
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