APA
World Health Organization, . (1999). IPCS (Environmental health criteria no - 210): principles for the assessment of risks to human health from exposure to chemical s. Geneva: UNEP and World Health Organization.
Chicago
World Health Organization, . 1999. IPCS (Environmental health criteria no - 210): principles for the assessment of risks to human health from exposure to chemical s. Geneva: UNEP and World Health Organization.
Harvard
World Health Organization, . (1999). IPCS (Environmental health criteria no - 210): principles for the assessment of risks to human health from exposure to chemical s. Geneva: UNEP and World Health Organization.
MLA
World Health Organization, . IPCS (Environmental health criteria no - 210): principles for the assessment of risks to human health from exposure to chemical s. Geneva: UNEP and World Health Organization. 1999.