Columbia subject headings:
Ethics.
Kant, Immanuel, 1724-1804. Kritik der reinen Vernunft.
Practical reason.
Harvard subject headings:
Ethics
Kant, Immanuel, 1724-1804. Kritik der reinen Vernunft.
Practical reason.
Princeton subject headings:
Ethics.
Kant, Immanuel, 1724-1804. Kritik der reinen Vernunft.
Practical reason.