Não informado. (1984). Education for Health. World Health Organization, Division of Public Information and Education.
Lua i Stíl Chicago (17ú heag.)Não informado. Education for Health. Geneva, Suíça: World Health Organization, Division of Public Information and Education, 1984.
Lua MLA (8ú heag.)Não informado. Education for Health. World Health Organization, Division of Public Information and Education, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.