Ökumenismus Begegnung der Konfessionen
Ecumenical movementVatican Council (2nd : 1962-1965 : Basilica di San Pietro in Vaticano). Decretum de oecumenismo. (uri) http://id.loc.gov/authorities/names/n90680393 (uri) http://viaf.org/viaf/sourceID/LC|n90680393
Writing a summary for young readers…
For young readers
Book data: Open Library