Não informado. (1911). American Journal of Public Health. American Public Health Association.
Lua i Stíl Chicago (17ú heag.)Não informado. American Journal of Public Health. New York: American Public Health Association, 1911.
Lua MLA (8ú heag.)Não informado. American Journal of Public Health. American Public Health Association, 1911.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.