Não informado. (1962). Dental Health. British Dental Hygienists Association.
Style de citation Chicago (17e éd.)Não informado. Dental Health. London: British Dental Hygienists Association, 1962.
Style de citation MLA (8e éd.)Não informado. Dental Health. British Dental Hygienists Association, 1962.
Attention : ces citations peuvent ne pas être correctes à 100%.