Não informado. (1964). Media and Methods. American Society of Educators.
Lua i Stíl Chicago (17ú heag.)Não informado. Media and Methods. Philadelphia, Pa: American Society of Educators, 1964.
Lua MLA (8ú heag.)Não informado. Media and Methods. American Society of Educators, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.