Rao, S. S. (2008). Switchgear protection and power systems: Theory, practice and solved problems (13th ed.). Khanna Publishers.
Dyfyniad Arddull ChicagoRao, Sunil S. Switchgear Protection and Power Systems: Theory, Practice and Solved Problems. 13th ed. Delhi: Khanna Publishers, 2008.
Dyfyniad MLARao, Sunil S. Switchgear Protection and Power Systems: Theory, Practice and Solved Problems. 13th ed. Khanna Publishers, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.