000 00317nam a2200121Ia 4500
008 220201s1985 xx 000 0 eng d
082 _a621.381952
_bHAY
100 _aHayes, Jhon P
245 0 _aDigital system desing and microprocessor
260 _aNew York
_bTata Mc graw Hill
_c1985
300 _a786
942 _2ddc
999 _c25500
_d25500