Columbia subject headings:
Historiography--Soviet Union--History.
History--Philosophy.
Korelin, M. S. (Mikhail Sergeevich), 1855-1899.
Harvard subject headings:
Historiography--Soviet Union--History.
History--Philosophy
Korelin, M. S. (Mikhail Sergeevich), 1855-1899.
Princeton subject headings:
Historiography--Soviet Union--History.
History--Philosophy.
Korelin, M. S. (Mikhail Sergeevich), 1855-1899.