Paul VI, P. (1964). Pentecost address: On establishing a secretariat for non-Christians, May 17, 1964. [National Catholic Welfare Conference].
Παραπομπή σε μορφή Chicago (17η εκδ.)Paul VI, Pope. Pentecost Address: On Establishing a Secretariat for Non-Christians, May 17, 1964. [Washington, D.C.]: [National Catholic Welfare Conference], 1964.
Παραπομπή σε μορφή MLA (8th εκδ.)Paul VI, Pope. Pentecost Address: On Establishing a Secretariat for Non-Christians, May 17, 1964. [National Catholic Welfare Conference], 1964.
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