TY  - BOOK
AU  - Badri Ram
AU  - Vishwakarma,D.N.
TI  - Power system protection and switchgear
SN  - 9780071077743
U1  - 621.317 
PY  - 2011///
CY  - New Delhi
PB  - Tata McGraw-Hill
N1  - Includes bibliographical references and index
ER  -