John Tracy Ellis. The American Catholic Research Center and University Archives.
Lua i Stíl Chicago (17ú heag.)John Tracy Ellis. The American Catholic Research Center and University Archives.
Lua MLA (8ú heag.)John Tracy Ellis. The American Catholic Research Center and University Archives.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.