Backherms, R. E. (1953). Sparks from a Marian flame. Marianist Publications.
Lua i Stíl Chicago (17ú heag.)Backherms, Robert E. Sparks from a Marian Flame. Dayton, Ohio: Marianist Publications, 1953.
Lua MLA (8ú heag.)Backherms, Robert E. Sparks from a Marian Flame. Marianist Publications, 1953.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.