000 00284nam a2200121Ia 4500
008 220201s2016 xx 000 0 eng d
100 _aGUPTA J B
245 0 _aSWITCHGEAR AND PROTECTION
250 _a3
260 _aDELHI
_bS K KATARIA AND SONS
_c2016
300 _a538
942 _2ddc
999 _c93798
_d93798