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Dyfyniad Arddull ChicagoOn the S-Matrix Theory of Weak Interactions. Berlin: Springer-Verlag, 1970.
Dyfyniad MLAOn the S-Matrix Theory of Weak Interactions. Springer-Verlag, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.