Não informado. (1911). Engineering Experiment Station bulletin. Ohio Engineering Experiment Station.
Lua i Stíl Chicago (17ú heag.)Não informado. Engineering Experiment Station Bulletin. Columbus, Ohio: Ohio Engineering Experiment Station, 1911.
Lua MLA (8ú heag.)Não informado. Engineering Experiment Station Bulletin. Ohio Engineering Experiment Station, 1911.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.