World Health Organization, Geneva. (2006). Concise international chemical assessment document (CICAD) 68: Tetrachloroethene. World Health Organization.
Chicago (17e ed.) BronvermeldingWorld Health Organization, Geneva. Concise International Chemical Assessment Document (CICAD) 68: Tetrachloroethene. Geneva: World Health Organization, 2006.
MLA (8e ed.) BronvermeldingWorld Health Organization, Geneva. Concise International Chemical Assessment Document (CICAD) 68: Tetrachloroethene. World Health Organization, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.