Columbia subject headings:
Infrastructure (Economics)--Soviet Union.
Soviet Union--Economic conditions--1975-1985.
Soviet Union--Economic conditions--1985-1991.
Harvard subject headings:
Infrastructure (Economics)--Soviet Union.
Regional planning--Soviet Union.
Princeton subject headings:
Infrastructure (Economics)--Soviet Union.
Soviet Union--Economic conditions--1975-1985.
Soviet Union--Economic conditions--1985-1991.