Columbia subject headings:
China--History--Shang dynasty, 1766-1122 B.C.
China--History--To 221 B.C.
China--History--Zhou dynasty, 1122-221 B.C.
Harvard subject headings:
Princeton subject headings:
China--History--Shang dynasty, 1776-1122 B.C.
China--History--To 221 B.C.
China--History--Zhou dynasty, 1122-221 B.C.