APA (7e ed.) Bronvermelding

Não informado. (1911). Oral Health. Southam Information and Technology Group.

Chicago (17e ed.) Bronvermelding

Não informado. Oral Health. Don Mills, Canada: Southam Information and Technology Group, 1911.

MLA (8e ed.) Bronvermelding

Não informado. Oral Health. Southam Information and Technology Group, 1911.

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