000 00393nam a2200133Ia 4500
008 130729s9999 xx 000 0 und d
020 _a9780070601758
082 _a621.3815
_bMAN
100 _aLeach, Donald P.
245 _aDigital Principles & Applications 6th Ed.
260 _aNew Delhi
_b TMH
_c2009
650 _aElectronic Communication Engineering
_bDigital Electronics
942 _2ddc
_cBK
999 _c2314
_d2314