APA (7e ed.) Bronvermelding

Não informado. (1960). Bulletin of the Illinois Dental Hygienists Association. Illinois Dental Hygienists Association.

Chicago (17e ed.) Bronvermelding

Não informado. Bulletin of the Illinois Dental Hygienists Association. Chicago, Ill: Illinois Dental Hygienists Association, 1960.

MLA (8e ed.) Bronvermelding

Não informado. Bulletin of the Illinois Dental Hygienists Association. Illinois Dental Hygienists Association, 1960.

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