Jha, R. S.
Switchgear and protection / R. S. Jha, - Delhi : Dhanpat Rai, c1979. - xii, 274 pages : illustrations 22 cm.
English.
Electric switchgear.
Protective relays.
621.317/JHS
Switchgear and protection / R. S. Jha, - Delhi : Dhanpat Rai, c1979. - xii, 274 pages : illustrations 22 cm.
English.
Electric switchgear.
Protective relays.
621.317/JHS