Columbia subject headings:
Harvard subject headings:
China--History--Tang dynasty, 618-907--Indexes.
Liu, Xu, 887-946. Jiu Tang shu--Indexes.
Ouyang, Xiu, 1007-1072. Xin Tang shu--Indexes.
Princeton subject headings:
China--Biography--Indexes.
China--History--Tang dynasty, 618-907--Biography--Indexes.
Liu, Xu, 887-946. Jiu Tang shu--Indexes.
Ouyang, Xiu, 1007-1072. Xin Tang shu--Indexes.