APA (7e ed.) Bronvermelding

Não informado. (1953). Journal of the Western Society of Periodontology. Western Society of Periodontology.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of the Western Society of Periodontology. San Bernadino, Calif: Western Society of Periodontology, 1953.

MLA (8e ed.) Bronvermelding

Não informado. Journal of the Western Society of Periodontology. Western Society of Periodontology, 1953.

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