Columbia subject headings:
China--History--Xi Xia dynasty, 1038-1227--Bibliography.
China--History--Xi Xia dynasty, 1038-1227--Study and teaching.
Harvard subject headings:
China--History--Xi Xia dynasty, 1038-1227--Bibliography.
China--History--Xi Xia dynasty, 1038-1227--Study and teaching.
Tangut language--Bibliography.
Princeton subject headings:
China--History--Hsi Hsia Dynasty, 1038-1227--Bibliography.
China--History--Hsi Hsia Dynasty, 1038-1227--Study and teaching.