000 00288nam a2200121Ia 4500
008 220201s1977 xx 000 0 eng d
082 _a621.3
_bGUP
100 _aGupta, JB
245 0 _aCourse in Electrical Technology
260 _bKatson Pub House
_c1977
300 _a615
942 _2ddc
999 _c80647
_d80647