Roten, Johann G.
Ecumenism and the marian principle. - Ephemerides Mariologicae 5 (2000) 87-94.
Balthasar, Hans Urs von - Letteratura secondaria
Ecumenism and the marian principle. - Ephemerides Mariologicae 5 (2000) 87-94.
Balthasar, Hans Urs von - Letteratura secondaria