TY  - BOOK
AU  - Elgerd O. 
TI  - Electric energy systems theory an introduction
SN  - 13:978-0-07-099286-3 
U1  - 621.3 
PY  - 2008///
CY  - New delhi
PB  -  Tata Mcgraw Hill 
KW  - Engineering
ER  -