000 00427 a2200169 4500
003 OSt
008 090321t xxu||||| |||| 00| 0 eng d
082 _a621.316
_bRAV
100 _aRavindranath, B
245 _aPower system protection and switch gear
300 _axvi, 444p.
653 _a621.316
700 _aChander, M
942 _cBK
_2ddc
020 _a0852267584
260 _aNew Delhi
_bNew Age International
_c2000
999 _c350030
_d350030