Columbia subject headings:
Kant, Immanuel, 1724-1804.
Lotze, Hermann, 1817-1881.
Ritschl, Albrecht, 1822-1889.
Harvard subject headings:
Kant, Immanuel, 1724-1804
Lotze, Hermann, 1817-1881.
Ritschl, Albrecht, 1822-1889.
Princeton subject headings:
Kant, Immanuel, 1724-1804.
Lotze, Hermann, 1817-1881.
Ritschl, Albrecht, 1822-1889.