Catholic Church. National Conference of Catholic Bishops. (1987). Norms for priests and their third age: November 18, 1987. Office of Publishing and Promotion Services, United States Catholic Conference.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCatholic Church. National Conference of Catholic Bishops. Norms for Priests and Their Third Age: November 18, 1987. Washington, D.C.: Office of Publishing and Promotion Services, United States Catholic Conference, 1987.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCatholic Church. National Conference of Catholic Bishops. Norms for Priests and Their Third Age: November 18, 1987. Office of Publishing and Promotion Services, United States Catholic Conference, 1987.
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