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.
Cita Chicago Style (17a ed.)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.
Cita MLA (9a ed.)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.
Precaución: Estas citas no son 100% exactas.