Sadlier, T. U. (1934). Ulster Office Records. A paper read before the card index sorters.
Lua i Stíl Chicago (17ú heag.)Sadlier, T. U. Ulster Office Records. A Paper Read Before the Card Index Sorters. 1934.
Lua MLA (9ú heag.)Sadlier, T. U. Ulster Office Records. A Paper Read Before the Card Index Sorters. 1934.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
