United States Conference of Catholic Bishops (USCCB) Education Department. The American Catholic Research Center and University Archives.
Chicago Style (17. basım) AtıfUnited States Conference of Catholic Bishops (USCCB) Education Department. The American Catholic Research Center and University Archives.
MLA (8th ed.) AtıfUnited States Conference of Catholic Bishops (USCCB) Education Department. The American Catholic Research Center and University Archives.
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