World Health Organization & World Health Organization. Partially halogenated chlorofluorocarbon: Ethane derivativesChlorofluorocarbons, partially halogenated: ethane derivatives).
Chicago-viite (17. p.)World Health Organization ja World Health Organization. Partially Halogenated Chlorofluorocarbon: Ethane DerivativesChlorofluorocarbons, Partially Halogenated: Ethane Derivatives).
MLA-viite (8. p.)World Health Organization ja World Health Organization. Partially Halogenated Chlorofluorocarbon: Ethane DerivativesChlorofluorocarbons, Partially Halogenated: Ethane Derivatives).
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