Columbia subject headings:
Soviet Union--Historiography.
Soviet Union--History, Local.
Soviet Union--History--Revolution, 1917-1921--Historiography.
Harvard subject headings:
Soviet Union--Historiography.
Soviet Union--History, Local--Historiography.
Soviet Union--History--Revolution, 1917-1921--Historiography.
Princeton subject headings:
Soviet Union--History, Local--Historiography.
Soviet Union--History--Historiography.
Soviet Union--History--Revolution, 1917-1921--Historiography.