000 00283nam a2200109Ia 4500
008 220201s1995 xx 000 0 eng d
100 _aMillman, J & Tonb, H
245 0 _aPulse digital & switching wave form
260 _bDelhi: Tata McGraw Hill
_c1995
300 _a958
942 _2ddc
999 _c86334
_d86334