APA (7e ed.) Bronvermelding

Não informado. (1930). National Institute of Health bulletin. U.S. Public Health Service.

Chicago (17e ed.) Bronvermelding

Não informado. National Institute of Health Bulletin. Washington: U.S. Public Health Service, 1930.

MLA (8e ed.) Bronvermelding

Não informado. National Institute of Health Bulletin. U.S. Public Health Service, 1930.

Let op: Deze citaties zijn niet altijd 100% accuraat.