Não informado. (1970). Cumulated abridged index medicus. National Library of Medicine.
Chicago (17e ed.) BronvermeldingNão informado. Cumulated Abridged Index Medicus. Washington: National Library of Medicine, 1970.
MLA (8e ed.) BronvermeldingNão informado. Cumulated Abridged Index Medicus. National Library of Medicine, 1970.
Let op: Deze citaties zijn niet altijd 100% accuraat.