Columbia subject headings:
China--Social conditions--To 221 B.C.
Chinese language--To 600.
Slavery--China--History--Sources.
Harvard subject headings:
China--Antiquities.
Inscriptions, Chinese.
Kinship--China.
Oracle bones--China.
Slavery--China--History.
Princeton subject headings:
China--Antiquities.
Inscriptions, Chinese.
Kinship--China.
Oracle bones--China.
Slavery--China--History.