Columbia subject headings:
Harvard subject headings:
China--Politics and government--1976-
Zhongguo gong chan dang--Purges.
Zhou, Enlai, 1898-1976--Anniversaries, etc.
Princeton subject headings:
China--Politics and government--1976-.
Zhongguo gong chan dang--Purges.
Zhou, Enlai, 1898-1976--Anniversaries, etc.