Columbia subject headings:
Soviet Union--Economic policy--Outlines, syllabi, etc.
Soviet Union--Politics and government--Outlines, syllabi, etc.
Harvard subject headings:
Soviet Union--Economic policy--1917-1928--Outlines, syllabi, etc.
Soviet Union--Politics and government--1917-1936--Outlines, syllabi, etc.
Princeton subject headings:
Soviet Union--Economic policy--1917---Outlines, syllabi, etc.
Soviet Union--Politics and government--1917---Outlines, syllabi, etc.