Não informado. (1958). Health statistics. National Health Survey.
Lua i Stíl Chicago (17ú heag.)Não informado. Health Statistics. Washington: National Health Survey, 1958.
Lua MLA (8ú heag.)Não informado. Health Statistics. National Health Survey, 1958.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.