Burke, B. (2006). The Barbelin Memorial: Old St. Joseph's Church, Philadelphia, PA. Philadelphia.
Lua i Stíl Chicago (17ú heag.)Burke, Bobbye. The Barbelin Memorial: Old St. Joseph's Church, Philadelphia, PA. Philadelphia, 2006.
Lua MLA (8ú heag.)Burke, Bobbye. The Barbelin Memorial: Old St. Joseph's Church, Philadelphia, PA. Philadelphia, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.