Não informado. (1930). Journal of Higher Education. Ohio State University, Bureau of Educational Research.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Higher Education. Columbus, Ohio: Ohio State University, Bureau of Educational Research, 1930.
Lua MLA (8ú heag.)Não informado. Journal of Higher Education. Ohio State University, Bureau of Educational Research, 1930.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.