Columbia subject headings:
Harvard subject headings:
Christianity--Philosophy
Democracy--Philosophy
Democracy--Russia (Federation)
Liberty--Religious aspects--Orthodox Eastern Church
Orthodox Eastern Church--Philosophy.
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--Philosophy.
Princeton subject headings:
Democracy--Russia (Federation).
Liberty--Religious aspects--Orthodox Eastern Church.
Orthodox Eastern Church--Philosophy.