Columbia subject headings:
Harvard subject headings:
Soviet Union--Politics and government--1917-1936--Sources.
T︠S︡K VKP(b)--History--Sources.
T︠S︡KK VKP(b)--History--Sources.
Princeton subject headings:
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--History.
Political and diplomatic history.
Political parties.
Soviet Union--Politics and government--1917-1936--Sources.