000 00292nam a2200121Ia 4500
100 _aO'Connor, Patrick J
020 _a0-13-936964-3
942 _cBK
245 _aUnderstanding digital electronics
260 _aPrentice Hall, New Jersey
_c1984
082 _a621.381958 O'C
300 _avi,266
999 _c13090
_d13090