- Online Literature Library - Rene Descartes - Discourse on the Method of Rightly Conducting the Reason, and Seeking Truth in the Sciences ...www.literature.org/authors/descartes-rene/reason-discourse
- Textes de Rene Descartes disponibles sur le serveur de l'ABU.abu.cnam.fr/BIB/auteurs/descartesr.html
- Descartes - Great Books Index.books.mirror.org/gb.descartes.html
- Descartes, Rene. Bartleby.com ...www.bartleby.com/people/Descarte.html
