Não informado. (1981). Year book of emergency medicine. Mosby Year Book.
Chicago (17e ed.) BronvermeldingNão informado. Year Book of Emergency Medicine. Chicago, Ill: Mosby Year Book, 1981.
MLA (8e ed.) BronvermeldingNão informado. Year Book of Emergency Medicine. Mosby Year Book, 1981.
Let op: Deze citaties zijn niet altijd 100% accuraat.