APA (7th ed.) Citation

Spinoza, B. d. (1909). Die Ethik. Kröner.

Chicago Style (17th ed.) Citation

Spinoza, Benedictus de. Die Ethik. Leipzig: Kröner, 1909.

MLA (9th ed.) Citation

Spinoza, Benedictus de. Die Ethik. Kröner, 1909.

Warning: These citations may not always be 100% accurate.