https://www.vatican.va/content/leo-xiii/it/encyclicals/documents/hf_l-xiii_enc_18111893_providentissimus-deus.html
Providentissimus Deus (18 novembre 1893)
Lettera enciclica Providentissimus Deus di Papa Leone XIII, sullo studio della Sacra Scrittura, 18 novembre 1893
providentissimus deus18 novembre1893
https://www.catholicculture.org/culture/library/view.cfm?id=4897
Library : Providentissimus Deus (On The Study Of Holy Scripture) | Catholic Culture
Providentissimus Deus (On The Study Of Holy Scripture) Encyclical of Pope Leo XIII Providentissimus Deus (On The Study Of Holy Scripture) promulgated on...
providentissimus deuson theholy scripturelibrary
https://catholic.net/op/articles/2230/providentissimus-deus.html
Catholic.net - Providentissimus Deus
On the Study of holy scripture, encyclical of Pope Leo XIII, November 18, 1893
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