Não informado. (1966). International Review of Research in Mental Retardation. Academic Press.
Lua i Stíl Chicago (17ú heag.)Não informado. International Review of Research in Mental Retardation. New York: Academic Press, 1966.
Lua MLA (8ú heag.)Não informado. International Review of Research in Mental Retardation. Academic Press, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.