Columbia subject headings:
Harvard subject headings:
Bologna (Italy)--Civilization--Congresses.
Bologna (Italy)--History--Papal rule, 1506-1797--Congresses.
Charles V, Holy Roman Emperor, 1500-1558--Congresses.
Guicciardini family--Congresses.
Guicciardini, Francesco, 1483-1540--Congresses.
Princeton subject headings:
Bologna (Italy)--History--Papal rule, 1506-1797--Congresses.
Charles V, Holy Roman Emperor, 1500-1558--Congresses.
Guicciardini, Francesco, 1483-1540--Congresses.