Becker, C. Villes et Evangiles: C. Becker. 1848 - 1917.(1977).
Lua i Stíl Chicago (17ú heag.)Becker, C. "Villes Et Evangiles: C. Becker." 1848 - 1917.(1977) .
Lua MLA (8ú heag.)Becker, C. "Villes Et Evangiles: C. Becker." 1848 - 1917.(1977), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.