Columbia subject headings:
Berdi︠a︡ev, Nikolaĭ, 1874-1948.
Eschatology--History of doctrines.
Harvard subject headings:
Berdi︠a︡ev, Nikolaĭ, 1874-1948
Eschatology--History of doctrines.
Princeton subject headings:
Berdi︠a︡ev, Nikolaĭ, 1874-1948.
Eschatology--History of doctrines.