Columbia subject headings:
Harvard subject headings:
Earthquakes--Social aspects--China--Tangshan (Hebei Sheng) Region--Statistics.
Earthquakes--Social aspects--China--Tangshan (Hebei Sheng) Region.
Social surveys--China--Tangshan (Hebei Sheng) Region.
Princeton subject headings:
Earthquakes--Social aspects--China--Tangshan Region (Hebei Sheng)--Statistics.
Earthquakes--Social aspects--China--Tangshan Region (Hebei Sheng).
Social surveys--China--Tangshan Region (Hebei Sheng).