Blackburn, J. L. (1998). Protective relaying: Principles and applications (2a. ed.). Marcel Dekker.
Dyfyniad Arddull ChicagoBlackburn, J. Lewis. Protective Relaying: Principles and Applications. 2a. ed. Nueva York: Marcel Dekker, 1998.
Dyfyniad MLABlackburn, J. Lewis. Protective Relaying: Principles and Applications. 2a. ed. Marcel Dekker, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.