Columbia subject headings:
Bloch, Ernst, 1885-1977--Law and legislation.
Bloch, Ernst, 1885-1977.
Communism.
Human rights.
Law and socialism.
Liberty.
Harvard subject headings:
Bloch, Ernst, 1885-1977
Communism.
Human rights.
Liberty.
Princeton subject headings:
Bloch, Ernst, 1885-1977.
Communism.
Human rights.
Liberty.