Cita APA (7a ed.)

Spinoza, B. d. (1958). On the improvement of the understanding. Bobbs-Merrill.

Cita Chicago Style (17a ed.)

Spinoza, Baruch de. On the Improvement of the Understanding. Indianapolis: Bobbs-Merrill, 1958.

Cita MLA (8a ed.)

Spinoza, Baruch de. On the Improvement of the Understanding. Bobbs-Merrill, 1958.