Columbia subject headings:
Communism--Russia (Federation)--Voronezhskai︠a︡ oblastʹ.
Peasant uprisings--Russia (Federation)--Voronezhskai︠a︡ oblastʹ.
Voronezhskai︠a︡ oblastʹ (Russia)--History.
Harvard subject headings:
Russia--History--Revolution, 1905-1907.
Social classes--Russia (Federation)--Voronezhskai︠a︡ oblastʹ--History.
Socialists--Russia (Federation)--Voronezhskai︠a︡ oblastʹ--History.
Voronezhskai︠a︡ oblastʹ (Russia)--History--Sources.
Princeton subject headings: