Columbia subject headings:
Knowledge, Theory of--History--17th century.
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716.
Modality (Logic)
Modality (Theory of knowledge)
Harvard subject headings:
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716
Modality (Logic)
Modality (Theory of knowledge)
Princeton subject headings:
Leibniz, Gottfried Wilhelm, Freiherr von, 1646-1716.
Modality (Logic)
Modality (Theory of knowledge)