Columbia subject headings:
Harvard subject headings:
Demonology--Congresses.
Devil--Christianity--Congresses.
Devil--Comparative studies--Congresses.
Hell--Comparative studies--Congresses.
Hell--Congresses.
Latin America--Religion--Congresses.
Spain--Religion--Congresses.
Princeton subject headings:
Demonology--Congreesses.
Devil--Congresses.
Hell--Congresses.
Latin America--Religion--Congresses.
Spain--Religion--Congresses.