APA (7e ed.) Bronvermelding

Não informado. (1962). Dental Health. British Dental Hygienists Association.

Chicago (17e ed.) Bronvermelding

Não informado. Dental Health. London: British Dental Hygienists Association, 1962.

MLA (8e ed.) Bronvermelding

Não informado. Dental Health. British Dental Hygienists Association, 1962.

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