Columbia subject headings:
Ethics.
Plato--Influence.
Spinoza, Benedictus de, 1632-1677. Ethica.
Harvard subject headings:
Ethics.
Plato--Influence.
Spinoza, Benedictus de, 1632-1677. Ethica.
Princeton subject headings:
Spinoza, Benedictus de, 1632-1677. Ethica.