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Dyfyniad Arddull ChicagoHilditch, Thomas Percy 1886. The Chemical Constitution of Natural Fats. 3rd ed. New York: Wiley, 1956.
Dyfyniad MLAHilditch, Thomas Percy 1886. The Chemical Constitution of Natural Fats. 3rd ed. Wiley, 1956.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.