(1970). Man's health and the environment, some research needs. Bethesda, MD: National Institute of Environmental Health Sciences.
Παραπομπή Chicago StyleMan's Health and the Environment, Some Research Needs. Bethesda, MD: National Institute of Environmental Health Sciences, 1970.
Παραπομπή MLAMan's Health and the Environment, Some Research Needs. Bethesda, MD: National Institute of Environmental Health Sciences, 1970.
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