000 00284nam a2200121Ia 4500
008 220201s1971 xx 000 0 eng d
082 _bMAR
100 _aMarkus Jhon
245 0 _aElectronic circuits manual
260 _aNew york
_bMc Graw Hill
_c1971
300 _a988
942 _2ddc
999 _c17436
_d17436