Columbia subject headings:
Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡--Party work.
Soviet Union--History--Allied intervention, 1918-1920.
Soviet Union--History--Revolution, 1917-1921.
Harvard subject headings:
Soviet Union--History--Allied intervention, 1918-1920.
Soviet Union--History--Revolution, 1917-1921--Protest movements.
Princeton subject headings: