Columbia subject headings:
Church and state--Soviet Union--1917-
Church and state--Soviet Union.
Russkai͡a pravoslavnai͡a t͡serkovʹ--History.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History.
Soviet Union--Church history--1917-
Soviet Union--Church history.
Harvard subject headings:
Church and state--Soviet Union--History
Church and state--Soviet Union--History--1917-
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History.
Soviet Union--Church history.
Princeton subject headings:
Church and state--Soviet Union--History.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--History.
Soviet Union--Church history--1917-.