Columbia subject headings:
Harvard subject headings:
Communism--Soviet Union
Lenin, Vladimir Ilʹich, 1870-1924--Political and social views.
Lenin, Vladimir Ilʹich, 1870-1924--Psychology.
Princeton subject headings:
Heads of state--Soviet Union--Biography.
Lenin, Vladimir Ilʹich, 1870-1924.
Revolutionaries--Soviet Union--Biography.