Columbia subject headings:
Justice--Congresses.
Knowledge, Theory of--Congresses.
Philosophy, Russian--Congresses.
Russia--Intellectual life--20th century--Congresses.
Truth--Congresses.
Harvard subject headings:
Justice--Congresses
Knowledge, Theory of--Congresses
Philosophy, Russian--Congresses.
Russia--Intellectual life--20th century--Congresses.
Truth--Congresses
Princeton subject headings:
Justice--Congresses.
Knowledge, Theory of--Congresses.
Philosophy, Russian--Congresses.
Russia--Intellectual life--20th century--Congresses.
Truth--Congresses.