Columbia subject headings:
Communism--Soviet Union.
Lenin, Vladimir Ilʹich, 1870-1924.
Proletariat.
Vsesoi︠u︡znai︠a︡ kommunisticheskai︠a︡ partii︠a︡ (bolʹshevikov) (1925-1952)
Harvard subject headings:
Communism--Soviet Union
Lenin, Vladimir Ilʹich, 1870-1924
Proletariat
Soviet Union--Politics and government--1917-1936
Vsesoi︠u︡znai︠a︡ kommunisticheskai︠a︡ partii︠a︡ (bolʹshevikov) (1925-1952)
Princeton subject headings:
Communism--Soviet Union.
Lenin, Vladimir Ilʹich, 1870-1924.
Proletariat.
Soviet Union--Politics and government--1917-1936.
Vsesoi︠u︡znai︠a︡ kommunisticheskai︠a︡ partii︠a︡ (bolʹshevikov)