Columbia subject headings:
Jurisprudence.
Law--Philosophy.
Legal positivism.
Puchta, Georg Friedrich, 1798-1846.
Harvard subject headings:
Jurisprudence
Legal positivism.
Puchta, Georg Friedrich, 1798-1846
Princeton subject headings:
Jurisprudence.
Legal positivism.
Puchta, Georg Friedrich, 1798-1846.