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Lua i Stíl Chicago (17ú heag.)Ryan, James H. A Catechism of Catholic Education. Washington, D.C., 1922.
Lua MLA (8ú heag.)Ryan, James H. A Catechism of Catholic Education. Washington, D.C., 1922.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.