000 00252nam a2200109Ia 4500
020 _a0070601755
082 _a621.395
100 _aDONALD P, LEACH, and MALVINO, ALPERT PAUL
245 _aDIGITAL PRINCIPLES AND APPLICATIONS
260 _c2006
942 _cBK
999 _c272
_d272