United Nations Environment Programme., Oficina Internacional del Trabajo (Ginebra), Inter-Organization Programme for the Sound Management of Chemicals., & Organización Mundial de la Salud (Ginebra). (1999). Principles and methods for assessing allergic hypersensitization associated with exposure to chemicals. Geneva: World Health Organization.
Citación estilo ChicagoUnited Nations Environment Programme., Oficina Internacional del Trabajo (Ginebra), Inter-Organization Programme for the Sound Management of Chemicals, y Organización Mundial de la Salud (Ginebra). Principles and Methods for Assessing Allergic Hypersensitization Associated With Exposure to Chemicals. Geneva: World Health Organization, 1999.
Cita MLAUnited Nations Environment Programme., Oficina Internacional del Trabajo (Ginebra), Inter-Organization Programme for the Sound Management of Chemicals, y Organización Mundial de la Salud (Ginebra). Principles and Methods for Assessing Allergic Hypersensitization Associated With Exposure to Chemicals. Geneva: World Health Organization, 1999.