Columbia subject headings:
Kant, Immanuel, 1724-1804.
Spinoza, Benedictus de, 1632-1677.
Harvard subject headings:
Ethics--Congresses
Kant, Immanuel, 1724-1804--Congresses.
Philosophy, Modern--17th century--Congresses.
Philosophy, Modern--18th century--Congresses.
Spinoza, Benedictus de, 1632-1677--Congresses.
Princeton subject headings:
Ethics--Congresses.
Kant, Immanuel, 1724-1804--Congresses.
Spinoza, Benedictus de, 1632-1677--Congresses.