TY  - BOOK
AU  - Ram, Badri
AU  - Vishwakarma, D N
TI  - Power System Protection and Switchgear
SN  - 9780071077743
U1  - 621.317 RAM 
PY  - 2011///
CY  - New Delhi
PB  - McGraw Hill Education (India) Private Limited 
ER  -