World Health Organization & World Health Organization. Chlorofluorocarbons, partially halogenated: Methane derivatives.
Chicago Style aipamenaWorld Health Organization and World Health Organization. Chlorofluorocarbons, Partially Halogenated: Methane Derivatives.
MLA aipamenaWorld Health Organization and World Health Organization. Chlorofluorocarbons, Partially Halogenated: Methane Derivatives.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.