Columbia subject headings:
Harvard subject headings:
Epitaphs--China--Ningxia Huizu Zizhiqu.
Inscriptions, Chinese--China--Ningxia Huizu Zizhiqu.
Princeton subject headings:
Epitaphs--China--Ningxia Huizu Zizhiqu.
Inscriptions, Chinese--China--Ningxia Huizu Zizhiqu.