Columbia subject headings:
Kommunisticheskai͡a partii͡a Sovetskogo Soi͡uza--Party work.
Lenin, Vladimir Ilʹich, 1870-1924.
Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡--Party work.
Trotsky, Leon, 1879-1940.
Harvard subject headings:
Communism--History
Kommunisticheskai͡a partii͡a Sovetskogo Soi͡uza.
Trotsky, Leon, 1879-1940
Princeton subject headings: