TY  - GEN
AU  - Badri ram and Vishwakarma
TI  - Power System Protection and Switchgear
T2  - 22446 -22447
SN  - 9780071077743
U1  - 621.317 
PY  - 2012///
CY  - New Delhi
PB  - Mc Graw Hill
KW  - Power System Protection
ER  -