Columbia subject headings:
Harvard subject headings:
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--History--Sources.
Smolenskai︠a︡ oblastʹ (Russia)--Politics and government--Sources.
Smolenskai︠a︡ oblastʹ (Russia)--Rural conditions--Sources.
Princeton subject headings:
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--History--Sources.
Smolenskai︠a︡ oblastʹ (Russia)--Politics and government--Sources.
Smolenskai︠a︡ oblastʹ (Russia)--Rural conditions--Sources.