APA (7th ed.) Citation

Velthuysius, L., Spinoza, B. d., & Descartes, R. (1680). Opera omnia. typis Reineri Leers.

Chicago Style (17th ed.) Citation

Velthuysius, Lambertus, Benedictus de Spinoza, and René Descartes. Opera Omnia. Roterodami: typis Reineri Leers, 1680.

MLA (9th ed.) Citation

Velthuysius, Lambertus, et al. Opera Omnia. typis Reineri Leers, 1680.

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