000 00311nam a2200121Ia 4500
008 170101s1951 xx 000 0 und d
082 _a621.3 PUM
100 _aPumphrey Fred H.
245 0 _aFundamentals of Electrical Engineering.
260 _bPrentice-Hall Inc.
_c1951
300 _a668 p
942 _2ddc
_cB
999 _c402816
_d402816