000 00257nam a2200097Ia 4500
008 150310s9999 xx 000 0 und d
100 _aMALVINO A P & LEACH D P
245 _aDIGITAL PRINCIPLES & APPLICATION
250 _a4
260 _c1992
_bTATA MC GRAW HILL
999 _c19664
_d19664