Columbia subject headings:
Harvard subject headings:
Don River Valley (Russia)--Biography.
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--Russia (Federation)--Don River Region--Biography.
Soviet Union--History--Revolution, 1917-1921.
Princeton subject headings:
Don River Valley (Russia)--Biography.
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--Russia (Federation)--Don River Valley--Biography.
Soviet Union--History--Revolution, 1917-1921.