APA (7e ed.) Bronvermelding

Não informado. Publications of the International Health Board. Rockefeller Foundation.

Chicago (17e ed.) Bronvermelding

Não informado. Publications of the International Health Board. New York: Rockefeller Foundation.

MLA (8e ed.) Bronvermelding

Não informado. Publications of the International Health Board. Rockefeller Foundation.

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