World Health Organization. Concise International chemical Assessment Document; Cyclic acid anhydrides: Human health aspects. IOMS.
Chicago-referens (17:e uppl.)World Health Organization. Concise International Chemical Assessment Document; Cyclic Acid Anhydrides: Human Health Aspects. Ginebra: IOMS.
MLA-referens (9:e uppl.)World Health Organization. Concise International Chemical Assessment Document; Cyclic Acid Anhydrides: Human Health Aspects. IOMS.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.