Columbia subject headings:
Harvard subject headings:
Competition--Germany--Congresses.
Germany--Economic policy--Congresses.
Industrial laws and legislation--Germany--Congresses.
Industrial policy--Germany--Congresses.
Trade regulation--Germany--Congresses.
Princeton subject headings:
Competition--Germany--Congresses.
Germany--Economic policy--Congresses.
Industrial laws and legislation--Germany--Congresses.
Industrial policy--Germany--Congresses.
Trade regulation--Germany--Congresses.