Columbia subject headings:
Harvard subject headings:
Catholic Church and philosophy--Congresses.
Liberty--Congresses
Personalism--Congresses.
Philosophical anthropology--Congresses.
Philosophy and religion--Congresses.
Princeton subject headings:
Catholic Church and philosophy--Congresses.
Liberty--Congresses.
Personalism--Congresses.
Philosophical anthropology--Congresses.
Philosophy and religion--Congresses.