000 00300nam a2200121Ia 4500
008 220201s1968 xx 000 0 eng d
082 _a621.31921
_bGUP
100 _aGupta,AP
245 0 _aProblems in electrical circuits
260 _bDelhi:Friends corporation
_c1968
300 _a404
942 _2ddc
999 _c74289
_d74289