000 00331nam a2200133Ia 4500
005 20251003125728.0
008 251003s9999 xx 000 0 und d
082 _a621.382
100 _aM. B. Pursley
245 0 _aIntroduction To Digital Communication
260 _bPearson Educational
_aUsa
_c2005
300 _a688
942 _cBK
999 _c37894
_d37894