Columbia subject headings:
Moscow (Russia)--Description and travel.
Soviet Union--Economic conditions--1917-1945.
Soviet Union--Social conditions.
Harvard subject headings:
Moscow (Russia)--Description and travel
Soviet Union--Economic conditions--1917-1945.
Soviet Union--Social conditions.
Princeton subject headings:
Moscow (Russia)--Description and travel.
Soviet Union--Economic conditions--1917-1945.
Soviet Union--Social conditions.