Columbia subject headings:
Russia--Politics and government--1894-1917.
Soviet Union--History--Revolution, 1917-1921--Historiography.
Soviet Union--History--Revolution, 1917-1921.
Harvard subject headings:
Russia--Politics and government--1894-1917.
Soviet Union--History--Revolution, 1917-1921--Historiography.
Soviet Union--History--Revolution, 1917-1921.
Princeton subject headings:
Russia--Politics and government--1894-1917.
Soviet Union--History--Revolution, 1917-1921--Historiography.
Soviet Union--History--Revolution, 1917-1921.