Dyfyniad APA

Descartes, R., Cottingham, J., & Williams, B. (2017). Meditations on first philosophy: With selections from the objections and replies (Second edition.). Cambridge University Press.

Dyfyniad Arddull Chicago

Descartes, René, John Cottingham, and Bernard Williams. Meditations on First Philosophy: With Selections from the Objections and Replies. Second edition. Cambridge, United kingdom ; New York: Cambridge University Press, 2017.

Dyfyniad MLA

Descartes, René, et al. Meditations on First Philosophy: With Selections from the Objections and Replies. Second edition. Cambridge University Press, 2017.

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