Lua APA (7ú heag.)

(1976). Cathedral of SS. Peter and Paul: The Archdiocese of Philadelphia. S.I..

Lua i Stíl Chicago (17ú heag.)

Cathedral of SS. Peter and Paul: The Archdiocese of Philadelphia. S.I., 1976.

Lua MLA (8ú heag.)

Cathedral of SS. Peter and Paul: The Archdiocese of Philadelphia. S.I., 1976.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.