APA (7th ed.) Citation

Descartes, R. (1656). Specimina Philosophiae.

Chicago Style (17th ed.) Citation

Descartes, René. Specimina Philosophiae. Amstelodamum, 1656.

MLA (9th ed.) Citation

Descartes, René. Specimina Philosophiae. 1656.

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