Columbia subject headings:
Harvard subject headings:
Culture--Philosophy--Congresses
Economics--Philosophy--Congresses.
Education--Philosophy--Congresses
Political science--Philosophy--Congresses
Spranger, Eduard, 1882-1963--Congresses.
Princeton subject headings:
Culture--Philosophy--Congresses.
Economics--Philosophy--Congresses.
Education--Philosophy--Congresses.
Political science--Philosophy--Congresses.
Spranger, Eduard, 1882-1963--Congresses.