000 00297nam a2200121Ia 4500
008 220201s1990 xx 000 0 eng d
082 _a621.38195
_bSAN
100 _aSandige,Richard S
245 0 _aModern digital design
260 _adelhi
_bTata Mcgraw hill
_c1990
300 _a743
942 _2ddc
999 _c33691
_d33691