TY  - BOOK
AU  - Dugan, Roger, C. McGranghan, Mark, F. santoso, Surya and Bea 
TI  - Electrical power systems quality 
SN  - 978-0-07-026462-5 
U1  - 621.319 1 DUG  
PY  - 2008///
CY  - Tata mcgraw hill company Ltd 
PB  - New Delhi 
KW  - ELECTRICAL SCIENCE
ER  -