000 00273nam a2200121Ia 4500
999 _c19662
_d19662
100 _aMalvino A P
245 _aDigital Principles and Applications
250 _a4
260 _c1992
_bTATA McGRAW HILL
_aNew Delhi
300 _aiv+540
700 _aLeach D P.
942 _cBB