Columbia subject headings:
Moscow (Russia : Oblast)--History.
Moscow (Russia)--History--1917-1921.
Soviet Union--History--Revolution, 1917-1921.
Harvard subject headings:
Moscow (Russia : Oblast)--History.
Moscow (Russia)--History--1917-1921.
Soviet Union--History--Revolution, 1917-1921.
Princeton subject headings:
Moscow (Russia : Oblast)--History.
Moscow (Russia)--History--1917-1921.
Soviet Union--History--Revolution, 1917-1921.