Columbia subject headings:
Harvard subject headings:
Berdi︠e︡v, Nikolaĭ, 1874-1948.
Philosophers--Soviet Union--Biography
Princeton subject headings:
Berdi︠a︡ev, Nikolaĭ, 1874-1948.
Philosophers--Russia--Biography.
Philosophers--Soviet Union--Biography.
Philosophy, Russian--20th century.