000 00307nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a621.3132 G873
100 _aGROB,B
245 0 _aDIRECT AND ALTERNATING CURRENT CIRCUITS
260 _aNEW YORK
_bMcGraw-Hill
_c1986
300 _a26X19
942 _cBK
_2DDC
999 _c20537
_d20537