Arcaro, S. M. (1988). Retreats: Apostolic mission of the Congregation of Our Lady of the Retreat in the Cenacle.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArcaro, Susan M. Retreats: Apostolic Mission of the Congregation of Our Lady of the Retreat in the Cenacle. 1988.
एमएलए (8वां संस्करण) प्रशस्ति पत्रArcaro, Susan M. Retreats: Apostolic Mission of the Congregation of Our Lady of the Retreat in the Cenacle. 1988.
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