Columbia subject headings:
Church and state--Germany--History--16th century--Congresses.
Humanism--Germany--History--Congresses.
Reformation--Germany--Congresses.
Harvard subject headings:
Church and state--Germany--History--16th century--Congresses.
Humanism--Congresses.
Humanism--Germany--History--Congresses.
Reformation--Germany--Congresses.
Princeton subject headings:
Germany--Civilization.
Humanism.
Reformation and art.
Reformation.