Columbia subject headings:
Industrialization--Social aspects--Soviet Union.
Industries--Soviet Union--History.
Soviet Union--Economic conditions--1917-1945.
Harvard subject headings:
Industrialization--Social aspects--Soviet Union.
Industries--Soviet Union--History
Soviet Union--Economic conditions--1917-1945.
Princeton subject headings:
Industrialization--Social aspects--Soviet Union.
Industries--Soviet Union--History.
Soviet Union--Economic conditions--1917-1945.