Studiorum Ducem
On St Thomas Aquinas
Read the official textpapalencyclicals.net
Original text published before 1931: public domain in the US. Modern English translations (e.g. vatican.va's) may still be under copyright.
Cite this page
This catalogue
Studiorum Ducem (1923). On St Thomas Aquinas. docs.church. https://docs.church/studiorum-ducem
Official citation
Pius XI, Studiorum Ducem (29 June 1923). https://www.papalencyclicals.net/pius11/p11studi.htm