Kerr, C. (1930). The miraculous medal: As revealed to Ven. Catherine Laboure. Catholic Truth Society.
Lua i Stíl Chicago (17ú heag.)Kerr, Cecil. The Miraculous Medal: As Revealed to Ven. Catherine Laboure. London [England]: Catholic Truth Society, 1930.
Lua MLA (8ú heag.)Kerr, Cecil. The Miraculous Medal: As Revealed to Ven. Catherine Laboure. Catholic Truth Society, 1930.
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