McDonald, J. D. (2007). Electric power substations engineering (2nd ed.). CRC Press.
Dyfyniad Arddull ChicagoMcDonald, John D. Electric Power Substations Engineering. 2nd ed. Boca Raton: CRC Press, 2007.
Dyfyniad MLAMcDonald, John D. Electric Power Substations Engineering. 2nd ed. CRC Press, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.