000 00423nam a2200157Ia 4500
008 241225s9999 xx 000 0 und d
020 _a0070472580
082 _a621.395
_bLEA
100 _aLeach,Donald P
245 0 _aDigital : principles and applications
250 _a5th edition.
260 _aNew Delhi :
_bTata Mcgraw Hill,
_c2007
300 _a638.
650 _aApplied physics
700 _aMalvino,Albert Paul.
999 _c24282
_d24282