Columbia subject headings:
Harvard subject headings:
Labor movement--China--Guangdong Sheng.
Peasants--China--Guangdong Sheng.
Working class--China--Guangdong Sheng.
Princeton subject headings:
Labor movement--China--Guangdong Sheng.
Peasants--China--Guangdong Sheng.
Working class--China--Guangdong Sheng.