Columbia subject headings:
Eurasian school.
Russia--History--Philosophy.
Socialism--Russia.
Soviet Union--History--Revolution, 1917-1921--Influence.
Harvard subject headings:
Eurasian school.
Russia--Historiography
Russia--Intellectual life--20th century.
Princeton subject headings:
Eurasian school.
Russia--Historiography.
Russia--Intellectual life--20th century.