Folghera, J., & Hereford, P. (1929). Newman's apologetic. Sands.
Lua i Stíl Chicago (17ú heag.)Folghera, J.-D., agus Philip Hereford. Newman's Apologetic. London: Sands, 1929.
Lua MLA (8ú heag.)Folghera, J.-D., agus Philip Hereford. Newman's Apologetic. Sands, 1929.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.