Columbia subject headings:
Communism--Soviet Union.
Lenin, Vladimir Ilʹich, 1870-1924.
Socialism.
Harvard subject headings:
Communism--Soviet Union
Lenin, Vladimir Ilʹich, 1870-1924--Views on socialism.
Princeton subject headings:
Communism--Soviet Union.
Lenin, Vladimir Ilʹich, 1870-1924--Views on economics.
Soviet Union--Economic policy.