Columbia subject headings:
Factory management--Soviet Union--History--20th century.
Soviet Union--History--Revolution, 1917-1921.
Working class--Soviet Union--History--20th century.
Harvard subject headings:
Lenin, Vladimir Ilʹich, 1870-1924--Views on the proletariat.
Management--Employee participation--Soviet Union--History.
Princeton subject headings:
Factory management--Soviet Union--History--20th century.
Labor--Soviet Union--History--20th century.
Soviet Union--History--Revolution, 1917-1921.