Columbia subject headings:
Harvard subject headings:
Liangshan Yizu Zizhizhou (China)--Ethnic relations.
Slavery--China--Liangshan Yizu Zizhizhou.
Yi (Chinese people)--China--Liangshan Yizu Zizhizhou.
Princeton subject headings:
Liangshan Yizu Zizhizhou (China)--Ethnic relations.
Slavery--China--Liangshan Yizu Zizhizhou.
Yi (Chinese people)--China--Liangshan Yizu Zizhizhou.