World Health Organization & International Program on Chemical Safety. (1996). Biological monitoring of chemical exposure in the workplace: Guidelines. World Health Organization.
Citace podle Chicago (17th ed.)World Health Organization a International Program on Chemical Safety. Biological Monitoring of Chemical Exposure in the Workplace: Guidelines. Geneva, Switzerland: World Health Organization, 1996.
Citace podle MLA (8th ed.)World Health Organization a International Program on Chemical Safety. Biological Monitoring of Chemical Exposure in the Workplace: Guidelines. World Health Organization, 1996.
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