M, V. Early Catholic Secondary Education in Philadelphia. Philadelphia.
Lua i Stíl Chicago (17ú heag.)M, V. Early Catholic Secondary Education in Philadelphia. Philadelphia.
Lua MLA (8ú heag.)M, V. Early Catholic Secondary Education in Philadelphia. Philadelphia.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.