Columbia subject headings:
China--History--Li Zicheng Rebellion, 1628-1645--Sources.
Mongols--History--Sources.
Harvard subject headings:
China--History--Li Zicheng Rebellion, 1628-1645--Sources.
Mongols--History--Sources
Princeton subject headings:
China--History--Li Zicheng Rebellion, 1628-1645--Sources.
Mongols--History--Sources.