Não informado. (1964). American Educational Research Journal. American Educational Research Association.
Lua i Stíl Chicago (17ú heag.)Não informado. American Educational Research Journal. Washington: American Educational Research Association, 1964.
Lua MLA (8ú heag.)Não informado. American Educational Research Journal. American Educational Research Association, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.