Dyfyniad APA

Wiilams, B. (1978). Descartes: The project of pure enquiry. Penguin Books.

Dyfyniad Arddull Chicago

Wiilams, Bernard. Descartes: The Project of Pure Enquiry. Harmondswoth: Penguin Books, 1978.

Dyfyniad MLA

Wiilams, Bernard. Descartes: The Project of Pure Enquiry. Penguin Books, 1978.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.