Columbia subject headings:
Harvard subject headings:
Russia. Armii͡a. Armii͡a, 12-i͡a.
Soviet Union--History--Revolution, 1917-1921.
Princeton subject headings:
Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡ (bolʹshevikov)--Party work.
Russia. Armii︠a︡. Armii︠a︡, 12-i︠a︡
Soviet Union--History--Revolution, 1917-1921.