Não informado. (1966). Vital and health statistics. National Center for Health Statistics.
Lua i Stíl Chicago (17ú heag.)Não informado. Vital and Health Statistics. Washington: National Center for Health Statistics, 1966.
Lua MLA (8ú heag.)Não informado. Vital and Health Statistics. National Center for Health Statistics, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.