Sullivan, P. H. (1952). First communion catechism. G. Grady.
Lua i Stíl Chicago (17ú heag.)Sullivan, P. Henry. First Communion Catechism. New York: G. Grady, 1952.
Lua MLA (8ú heag.)Sullivan, P. Henry. First Communion Catechism. G. Grady, 1952.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.