Commission of the European Communities. Health and Safety Directorate. (1977). Results of environmental radioactivity measurements in the member states of the European Community for air, deposition, water, 1973-1974 ; milk, 1972-1973-1974. Directorate-General, Scientific and Technical Information Management.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Commission of the European Communities. Health and Safety Directorate. Results of Environmental Radioactivity Measurements in the Member States of the European Community for Air, Deposition, Water, 1973-1974 ; Milk, 1972-1973-1974. Luxembourg: Directorate-General, Scientific and Technical Information Management, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Commission of the European Communities. Health and Safety Directorate. Results of Environmental Radioactivity Measurements in the Member States of the European Community for Air, Deposition, Water, 1973-1974 ; Milk, 1972-1973-1974. Directorate-General, Scientific and Technical Information Management, 1977.