Columbia subject headings:
Samarskai︠a︡ oblastʹ (Russia)--Economic conditions--Statistics.
Samarskai︠a︡ oblastʹ (Russia)--Statistics.
Harvard subject headings:
Kuĭbyshevskai︠a︡ oblastʹ (Russia)--Economic conditions--Statistics.
Kuĭbyshevskai︠a︡ oblastʹ (Russia)--Statistics.
Princeton subject headings: