Columbia subject headings:
Effectiveness and validity of law.
Law and socialism.
Law--Europe, Eastern.
Law--Philosophy.
Law--Soviet Union.
Harvard subject headings:
Effectiveness and validity of law.
Law and socialism.
Law--Europe, Eastern
Law--Philosophy
Law--Soviet Union
Princeton subject headings:
Effectiveness and validity of law.
Law (Philosophical concept)
Law and socialism.
Law--Europe, Eastern.
Law--Soviet Union.