Não informado. (1964). Adult education in Finland. Society for Popular Culture.
Lua i Stíl Chicago (17ú heag.)Não informado. Adult Education in Finland. Helsinki: Society for Popular Culture, 1964.
Lua MLA (8ú heag.)Não informado. Adult Education in Finland. Society for Popular Culture, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.