Marshall, C. (1975). Adventures in prayer. Hodder & Stoughton.
Lua i Stíl Chicago (17ú heag.)Marshall, Catherine. Adventures in Prayer. London: Hodder & Stoughton, 1975.
Lua MLA (9ú heag.)Marshall, Catherine. Adventures in Prayer. Hodder & Stoughton, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.