Columbia subject headings:
China--Economic conditions--1949-
China--Politics and government--1949-
China--Social conditions--1949-
Harvard subject headings:
China--Economic conditions--1949-
China--Politics and government--1949-
China--Social conditions--1949-
Princeton subject headings:
China--Economic conditions--1949-
China--Politics and government--1949-
China--Social conditions--1949-