Catholic Church. National Conference of Catholic Bishops. (1973). Statement on population: Church statements on population. United States Catholic Conference, Publications Office.
Παραπομπή σε μορφή Chicago (17η εκδ.)Catholic Church. National Conference of Catholic Bishops. Statement on Population: Church Statements on Population. [Washington, DC: United States Catholic Conference, Publications Office, 1973.
Παραπομπή σε μορφή MLA (8th εκδ.)Catholic Church. National Conference of Catholic Bishops. Statement on Population: Church Statements on Population. United States Catholic Conference, Publications Office, 1973.
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