Columbia subject headings:
Harvard subject headings:
Art and society--Congresses
Education--Social aspects--Congresses
Humboldt-Gesellschaft für Wissenschaft, Kunst und Bildung--Congresses.
Science and civilization--Congresses
Social change--Congresses
Princeton subject headings:
Art and society--Congresses.
Education--Social aspects--Congresses.
Humboldt-Gesellschaft für Wissenschaft, Kunst und Bildung--Congresses.
Science and civilization--Congresses.
Social change--Congresses.