Columbia subject headings:
Harvard subject headings:
Censorship--History--Congresses.
Censorship--Spain--History--Congresses.
Jesuits--Censorship--History--Congresses.
Princeton subject headings:
Censorship--History--Congresses.
Censorship--Spain--History--Congresses.
Prohibited books--History--Congresses.
Prohibited books--Spain--History--Congresses.