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Dyfyniad Arddull ChicagoKetting, Bernard Willem. Surgical Treatment of Invasive Carcinoma of the Uterine Cervix. Amsterdam, 1981.
Dyfyniad MLAKetting, Bernard Willem. Surgical Treatment of Invasive Carcinoma of the Uterine Cervix. 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.