Columbia subject headings:
Harvard subject headings:
Guangdong Sheng (China)--Economic conditions.
Guangdong Sheng (China)--Social conditions.
Guangdong Sheng (China)--Social life and customs.
Princeton subject headings:
Guangdong Sheng (China)--Economic conditions.
Guangdong Sheng (China)--Social conditions.
Guangdong Sheng (China)--Social life and customs.