000			00357nam a22001577a 4500
003			OSt
020			_aNA
040			_c0
082			_222 _a621.317
100			_aRAm, Badri and Vishwakarma, D. N.
245			_aPower system protection and switchgear /
250			_a6th ed.
260			_bTata McGraw-Hill, _cc2005.
300			_a0 _bill. ;
942			_2ddc _cEE
999			_c4442 _d4442