World Health Organization, Geneva. (2000). Concise international chemical assessment document 24: Crystalline silica, quartz. World Health Organization.
Chicago (17e ed.) BronvermeldingWorld Health Organization, Geneva. Concise International Chemical Assessment Document 24: Crystalline Silica, Quartz. Geneva: World Health Organization, 2000.
MLA (8e ed.) BronvermeldingWorld Health Organization, Geneva. Concise International Chemical Assessment Document 24: Crystalline Silica, Quartz. World Health Organization, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.