APA (7e ed.) Bronvermelding

Não informado. (1921). Health and empire. British Social Hygiene Council.

Chicago (17e ed.) Bronvermelding

Não informado. Health and Empire. London: British Social Hygiene Council, 1921.

MLA (8e ed.) Bronvermelding

Não informado. Health and Empire. British Social Hygiene Council, 1921.

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