Não informado. (1913). Supplement to the Public Health Reports. U.S. Public Health Service.
Chicago (17e ed.) BronvermeldingNão informado. Supplement to the Public Health Reports. Washington: U.S. Public Health Service, 1913.
MLA (8e ed.) BronvermeldingNão informado. Supplement to the Public Health Reports. U.S. Public Health Service, 1913.
Let op: Deze citaties zijn niet altijd 100% accuraat.