000 00289nam a2200109Ia 4500
008 200129s9999 xx 000 0 und d
082 _a621.38153 LEA-D
100 _aLEACH, DONALD P.
245 0 _aDIGITAL PRINCIPLES AND APPLICATIONS
260 _bMC GRAW HILL EDUCATION
_c2016
942 _cREF
999 _c2596
_d2596