René Descartes

The Selections from the Principles of Philosophy

Discourse on the Method of Rightly Conducting One's Reason and of Seeking Truth in the Sciences

The Complete Harvard Classics - ALL 71 Volumes

Meditations on First Philosophy

The Complete Harvard Classics Shelf: 51 Volumes of Essential Classics + 20 Volumes of the Greatest Works of Fiction

Discours de la méthode

Discourse on Method and the Meditations

Discurso sobre o Método - René Descartes

Discourse on the Method: Reason and Truth Seeking

Selections from the Principles of Philosophy

Six Metaphysical Meditations (Unabridged)

Meditaciones Metafísicas