Columbia subject headings:
Harvard subject headings:
China--Foreign economic relations--Europe--Congresses.
China--Foreign relations--Europe--Congresses.
China--Relations--Europe--Congresses.
Europe--Foreign economic relations--China--Congresses.
Europe--Foreign relations--China--Congresses.
Europe--Relations--China--Congresses.
Princeton subject headings:
China--Civilization--Western influences--Congresses.
China--Relations--Europe--Congresses.
Europe--Civilization--Oriental influences--Congresses.
Europe--Relations--China--Congresses.