APA (7th ed.) Zitazioa
Spinoza, B. d. (2001). On the improvement of the understanding. Project Gutenberg.
Chicago Style (17th ed.) Zitazioa
Spinoza, Benedictus de. On the Improvement of the Understanding. Champaign, IL: Project Gutenberg, 2001.
MLA (9th ed.) Zitazioa
Spinoza, Benedictus de. On the Improvement of the Understanding. Project Gutenberg, 2001.
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