Lua APA (7ú heag.)

Keppel, L. O. (1932). The passing of the Middle Ages. Catholic Truth Society.

Lua i Stíl Chicago (17ú heag.)

Keppel, Leopoldina Olivia. The Passing of the Middle Ages. London: Catholic Truth Society, 1932.

Lua MLA (8ú heag.)

Keppel, Leopoldina Olivia. The Passing of the Middle Ages. Catholic Truth Society, 1932.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.