000 00272nam a2200121Ia 4500
008 220201s1988 xx 000 0 eng d
082 _a621.381958
_bWIL
100 _aWilkinson, Barry
245 0 _aDigital system desing
260 _c1988
300 _a553
942 _2ddc
999 _c25870
_d25870