Columbia subject headings:
Preaching--Soviet Union--History.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ.
Harvard subject headings:
Preaching--Soviet Union--History.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ
Princeton subject headings:
Preaching--Soviet Union--History.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ.