World Health Organization, Geneva. (2000). Concise international chemical assessment document 24: Crystalline silica, quartz. World Health Organization.
Chicago-referens (17:e uppl.)World Health Organization, Geneva. Concise International Chemical Assessment Document 24: Crystalline Silica, Quartz. Geneva: World Health Organization, 2000.
MLA-referens (8:e uppl.)World Health Organization, Geneva. Concise International Chemical Assessment Document 24: Crystalline Silica, Quartz. World Health Organization, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.