Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--China--Zaoyang Shi.
Neolithic period--China--Zaoyang Shi.
Zaoyang Shi (China)--Antiquities.
Princeton subject headings:
China--Civilization--To 221 B.C.
Diaolongbei Site (China)
Excavations (Archaeology)--China--Zaoyang Shi.
Tombs--China--Zaoyang Shi.