Columbia subject headings:
Communism--Soviet Union.
Kommunisticheskai͡a partii͡a Sovetskogo Soi͡uza--Party work.
Revolutions--Soviet Union.
Harvard subject headings:
Communism--Soviet Union
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--Party work.
Lenin, Vladimir Ilʹich, 1870-1924
Revolutions--Russia.
Princeton subject headings: