Columbia subject headings:
Russia--Church history--Bibliography.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History--Bibliography.
Soviet Union--Church history--Bibliography.
Harvard subject headings:
Russia--Church history--Bibliography.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History--Bibliography.
Soviet Union--Church history--Bibliography.
Princeton subject headings: