000 00316nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.395
100 _aRoger L Tokheim
245 0 _aSchaum's Outline Of Theory and Problems Of Digital Principles
250 _a3
260 _bTata Mcgraw Hill
_c2004
942 _cBK
999 _c8484
_d8484