Columbia subject headings:
China--Economic conditions--1949---Congresses.
China--Economic conditions--1949-1976--Congresses.
China--Social conditions--1949-1976--Congresses.
China--Social conditions--Congresses.
Harvard subject headings:
China--Economic conditions--1949-1976--Congresses.
China--Social conditions--1949-1976--Congresses.
Princeton subject headings:
China--Economic conditions--1949-1976--Congresses.
China--Social conditions--1949-1976--Congresses.