Halsbury's laws of England,4th ed, Vol.16,Electricity to esstoppel, 1992. Butterworths.
Dyfyniad Arddull ChicagoHalsbury's Laws of England,4th Ed, Vol.16,Electricity to Esstoppel, 1992. London: Butterworths.
Dyfyniad MLAHalsbury's Laws of England,4th Ed, Vol.16,Electricity to Esstoppel, 1992. Butterworths.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.