English Electric Company. Meter, Relay and Instrument Division. (1966). protective relays application guide. The Company.
Chicago-Zitierstil (17. Ausg.)English Electric Company. Meter, Relay and Instrument Division. Protective Relays Application Guide. Staffordm England: The Company, 1966.
MLA-Zitierstil (8. Ausg.)English Electric Company. Meter, Relay and Instrument Division. Protective Relays Application Guide. The Company, 1966.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.