Habig, M. A. (1942). Contardo Ferrini: A Modern Hero of the Faith. Paterson, N.J..
Lua i Stíl Chicago (17ú heag.)Habig, Marion Alphonse. Contardo Ferrini: A Modern Hero of the Faith. Paterson, N.J., 1942.
Lua MLA (8ú heag.)Habig, Marion Alphonse. Contardo Ferrini: A Modern Hero of the Faith. Paterson, N.J., 1942.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.