Barrett, F. M. (1997). The healing rosary of Our Mother of Perpetual Help. Angelus Media Publications.
Chicago-viite (17. p.)Barrett, Fr Michael. The Healing Rosary of Our Mother of Perpetual Help. Dingman's Ferry, PA: Angelus Media Publications, 1997.
MLA-viite (8. p.)Barrett, Fr Michael. The Healing Rosary of Our Mother of Perpetual Help. Angelus Media Publications, 1997.
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