Operosam Diem
On St Ambrose, 16th centenary of his death
Cite this page
This catalogue
Operosam Diem (1996). On St Ambrose, 16th centenary of his death. docs.church. https://docs.church/operosam-diem
Official citation
John Paul II, Operosam Diem (1 December 1996). https://www.vatican.va/content/john-paul-ii/en/apost_letters/1996/documents/hf_jp-ii_apl_01121996_operosam-diem.html