000 00280nam a2200121Ia 4500
100 _aRyan, Ray & Doyle, Lisa A
020 _a0-07-113620-7
942 _cBK
245 _aDigital electronics
260 _aMacmillan, New York
_c1993
082 _a621.3817 Rya/Doy
300 _axi,276
999 _c32424
_d32424