Columbia subject headings:
Harvard subject headings:
Anthropology--Congresses
Gehlen, Arnold, 1904-1976--Congresses.
Philosophy, German--Congresses.
Sociology--Congresses
Princeton subject headings:
Anthropology--Congresses.
Gehlen, Arnold, 1904-1976--Congresses.
Philosophy, German--Congresses.
Sociology--Congresses.