APA (7e ed.) Bronvermelding

Não informado. (1955). Royal Society for the Promotion of Health Journal. Royal Society of Health.

Chicago (17e ed.) Bronvermelding

Não informado. Royal Society for the Promotion of Health Journal. London: Royal Society of Health, 1955.

MLA (8e ed.) Bronvermelding

Não informado. Royal Society for the Promotion of Health Journal. Royal Society of Health, 1955.

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