000 00304nam a2200121Ia 4500
008 220201s1990 xx 000 0 eng d
082 _a621.381
_bWAK
100 _aWakerly,John E
245 0 _aDigital design principles & practice
260 _aDelhi
_bPrentice Hall
_c1990
300 _a716
942 _2ddc
999 _c36556
_d36556