Columbia subject headings:
China--History--Tang dynasty, 618-907--Sources.
China--Officials and employees.
Harvard subject headings:
China--History--Tang dynasty, 618-907--Sources.
China--Officials and employees--Tang dynasty, 618-907.
China--Politics and government--Tang dynasty, 618-907.
Princeton subject headings:
China--History--Tang dynasty, 618-907--Sources.
China--Officials and employees.