000 00252nam a2200097Ia 4500
008 160710s1972 xx 000 0 und d
100 _aELECTRONICS
245 _aELECTRONICS ,JUL.,SEP.-OCT,NO.14,15,20,22
260 _bMC GRAW HILL
_c1972
942 _2ddc
_cB
999 _c40647
_d40647