Columbia subject headings:
Lenin, Vladimir Ilʹich, 1870-1924--Political and social views.
Revolutions and socialism--Russia--History.
Revolutions--Russia--History--20th century.
Socialism--Soviet Union--History.
Soviet Union--History--Revolution, 1917-1921.
Harvard subject headings:
Lenin, Vladimir Ilʹich, 1870-1924--Political and social views.
Revolutions and socialism--Russia--History.
Revolutions--Russia--History--20th century.
Socialism--Soviet Union--History
Soviet Union--History--Revolution, 1917-1921.
Princeton subject headings:
Lenin, Vladimir Ilʹich, 1870-1924--Political and social views.
Revolutions and socialism--Russia--History.
Revolutions--Russia--History--20th century.
Socialism--Soviet Union--History.
Soviet Union--History--Revolution, 1917-1921.