Mulligan, P. (1986). The Diocese of Clogher. S.I..
Lua i Stíl Chicago (17ú heag.)Mulligan, Patrick. The Diocese of Clogher. S.I., 1986.
Lua MLA (8ú heag.)Mulligan, Patrick. The Diocese of Clogher. S.I., 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.