Columbia subject headings:
Correctional law--Soviet Union--History.
Crime--Soviet Union--History.
Criminals--Soviet Union--History.
Harvard subject headings:
Correctional law--History.
Correctional law--Soviet Union--History.
Crime--History
Crime--Soviet Union--History.
Criminals--History.
Criminals--Soviet Union--History.
Princeton subject headings:
Correctional law--History.
Correctional law--Soviet Union--History.
Crime and criminals--History.
Crime and criminals--Soviet Union--History.