APA (7e ed.) Bronvermelding

Não informado. (1946). Occupational Medicine. American Medical Association.

Chicago (17e ed.) Bronvermelding

Não informado. Occupational Medicine. Chicago, Ill: American Medical Association, 1946.

MLA (8e ed.) Bronvermelding

Não informado. Occupational Medicine. American Medical Association, 1946.

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