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Dyfyniad Arddull ChicagoLitvak, Simon. The Synthesis and Properties of the Sepharose-bound TRNA Nucleotidyltransferase. France: Faculté des sciences de Paris, 1972.
Dyfyniad MLALitvak, Simon. The Synthesis and Properties of the Sepharose-bound TRNA Nucleotidyltransferase. Faculté des sciences de Paris, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.