Columbia subject headings:
Chanhe Huizu Qu (Luoyang Shi, China)--History.
Luoyang Shi (China)--History.
Harvard subject headings:
Chanhe Huizu Qu (Luoyang, Henan Sheng, China)--History.
Luoyang (Henan Sheng, China)--History.
Princeton subject headings:
Chanhe Hui zu qu (Luoyang, Henan Sheng, China)--History.
Luoyang (Henan Sheng, China)--History.