APA
World Health Organization, . (1991). IPCS (Environmental health criteria no - 126): partially hologenated chlorofluorocarbons (methane derivatives). Geneva: UNEP and World Health Organization.
Chicago
World Health Organization, . 1991. IPCS (Environmental health criteria no - 126): partially hologenated chlorofluorocarbons (methane derivatives). Geneva: UNEP and World Health Organization.
Harvard
World Health Organization, . (1991). IPCS (Environmental health criteria no - 126): partially hologenated chlorofluorocarbons (methane derivatives). Geneva: UNEP and World Health Organization.
MLA
World Health Organization, . IPCS (Environmental health criteria no - 126): partially hologenated chlorofluorocarbons (methane derivatives). Geneva: UNEP and World Health Organization. 1991.