Não informado. (1926). Journal of the District of Columbia Dental Society. District of Columbia Dental Society.
Chicago-referens (17:e uppl.)Não informado. Journal of the District of Columbia Dental Society. Washington: District of Columbia Dental Society, 1926.
MLA-referens (8:e uppl.)Não informado. Journal of the District of Columbia Dental Society. District of Columbia Dental Society, 1926.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.