000 00286nam a2200109Ia 45e0
008 181001s1973 xx 000 0 und d
100 _aParkar Smith S.
245 0 _aProblems in electrical Engineering
260 _bAsia Pub.
_c1973
300 _a336
942 _2ddc
_cBK
999 _c2127
_d2127