Columbia subject headings:
Kommunisticheskai͡a partii͡a Sovetskogo Soi͡uza--History--Periodicals.
Working class--Russia (Federation)--Volga River Valley--History--Periodicals.
Harvard subject headings:
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--History--Periodicals.
Working class--Russia (Federation)--Volga River Valley--History--Periodicals.
Princeton subject headings:
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--History--Periodicals.
Labor movement--Russia (Federation)--Volga River Valley--History--Periodicals.
Working class--Russia (Federation)--Volga River Valley--History--Periodicals.