Não informado. (1970). Advances in periodontics. American Dental Association.
Style de citation Chicago (17e éd.)Não informado. Advances in Periodontics. Chicago, Ill: American Dental Association, 1970.
Style de citation MLA (8e éd.)Não informado. Advances in Periodontics. American Dental Association, 1970.
Attention : ces citations peuvent ne pas être correctes à 100%.