Não informado. (1958). Journal of the Southern California Dental Hygienists Association. Southern California Dental Hygienists Association.
Chicago-referens (17:e uppl.)Não informado. Journal of the Southern California Dental Hygienists Association. Los Angeles, Calif: Southern California Dental Hygienists Association, 1958.
MLA-referens (8:e uppl.)Não informado. Journal of the Southern California Dental Hygienists Association. Southern California Dental Hygienists Association, 1958.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.