Columbia subject headings:
Agriculture--Economic aspects--China.
China--Population.
China--Rural conditions.
Communes (China)
Labor productivity--China.
Peasants--China.
Social classes--China.
Harvard subject headings:
Agriculture and state--China.
China--Population.
China--Rural conditions.
Rural development--China
Princeton subject headings:
Agriculture--Economic aspects--China.
China--Economic conditions.
China--Politics and government.
China--Population.
China--Rural conditions.
Communes (China)
Labor productivity--China.
Peasants--China.
Social classes--China.