000 00331nam a2200109Ia 45e0
008 181001s1955 xx 000 0 und d
100 _aDawes C.L.
245 0 _aElectrical Engineering D.C.
260 _bMcGraw Hill
_c1955
300 _a736
942 _2ddc
_cBK
999 _c539
_d539