Catholic Church. Poenitentiaria Apostolica & Catholic Church. United States Conference of Catholic Bishops. (2006). Manual of indulgences: Norms and grants. United States Conference of Catholic Bishops.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCatholic Church. Poenitentiaria Apostolica और Catholic Church. United States Conference of Catholic Bishops. Manual of Indulgences: Norms and Grants. Washington, D.C.: United States Conference of Catholic Bishops, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCatholic Church. Poenitentiaria Apostolica और Catholic Church. United States Conference of Catholic Bishops. Manual of Indulgences: Norms and Grants. United States Conference of Catholic Bishops, 2006.
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