(1961). Vol. 49, № 9; Proceeding of the IRE. 1961.
Lua i Stíl Chicago (17ú heag.)Vol. 49, № 9; Proceeding of the IRE. 1961, 1961.
Lua MLA (9ú heag.)Vol. 49, № 9; Proceeding of the IRE. 1961, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.