World Health Organization Regional Office for Europe (Copenhagen). (1997). Assessing the health consequences of major chemical incidents: Epidemiological approaches. World Health Organization Regional Office for Europe.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Health Organization Regional Office for Europe (Copenhagen). Assessing the Health Consequences of Major Chemical Incidents: Epidemiological Approaches. Copenhagen: World Health Organization Regional Office for Europe, 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)World Health Organization Regional Office for Europe (Copenhagen). Assessing the Health Consequences of Major Chemical Incidents: Epidemiological Approaches. World Health Organization Regional Office for Europe, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.