Não informado. (2002). Access. American Dental Hygienists Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Access. Chicago, Ill: American Dental Hygienists Association, 2002.
Lua MLA (8ú heag.)Não informado. Access. American Dental Hygienists Association, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.