Columbia subject headings:
Entity (Philosophy)
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716.
Metaphysics.
Philosophy of mind.
Harvard subject headings:
Entity (Philosophy)
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716
Metaphysics
Philosophy of mind
Princeton subject headings:
Entity (Philosophy)
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716.
Metaphysics.
Philosophy of mind.