Não informado. (1955). Bulletin. Michigan State Dental Hygienists Association.
Style de citation Chicago (17e éd.)Não informado. Bulletin. Grosse Pointe, Mich: Michigan State Dental Hygienists Association, 1955.
Style de citation MLA (8e éd.)Não informado. Bulletin. Michigan State Dental Hygienists Association, 1955.
Attention : ces citations peuvent ne pas être correctes à 100%.