Columbia subject headings:
Harvard subject headings:
China--Census--History--Sources.
China--Economic conditions--Sources.
China--Economic conditions--To 1644--Sources.
China--History--Tang dynasty, 618-907--Sources.
China--Social conditions--221 B.C.-960 A.D.--Sources.
China--Social conditions--Sources.
Dunhuang manuscripts--Facsimiles.
Law--China--History--Sources.
Law--China--Sources
Princeton subject headings:
China--Economic conditions--History--Sources.
China--Social conditions--History--Sources.
Law--China--Sources.