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Dyfyniad Arddull ChicagoHUTCHINS, Robert Maynard [Ed.]. Great Books of the Western World Vol.30: Francis Bacon. Chicago: Encyclopaedia Britannica, 1989.
Dyfyniad MLAHUTCHINS, Robert Maynard [Ed.]. Great Books of the Western World Vol.30: Francis Bacon. Encyclopaedia Britannica, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.